Optical to Near-IR Spectrum of a Massive Evolved Galaxy at z = 1.26 (2008)
Matsuoka, Y., Peterson, B. A., Oyabu, S., Kawara, K., Asami, N., Sameshima, H., ...
We present the optical to near-infrared (IR) spectrum of the galaxy TSPS J1329-0957, a red and bright member of the class of extremely red objects (EROs) at z = 1.26. This galaxy was found in the...
J. Siebert, W. Brinkmann, M.J. Drinkwater, W. Yuan, B. A. Peterson
We investigate the X-ray properties of the Parkes sample of flat-spectrum radio sources using data from the ROSAT All--Sky Survey and archival pointed PSPC observations. In total, 163 of the 323...
The Parkes Half-Jansky Flat-Spectrum Sample (2007)
Drinkwater Webster Francis, M. J. Drinkwater, R. L. Webster, P. J. Francis, J. J. Condon, S. L. Ellison, ...
We present a new sample of Parkes half-Jansky flat-spectrum radio sources having made a particular effort to find any previously unidentified sources. The sample contains 323 sources selected...
Berger, E., Chary, R., Cowie, L. L., Price, P. A., Schmidt, B. P., Fox, D. B., ...
We present deep Hubble Space Telescope (HST ) and Spitzer Space Telescope observations of GRB 050904 at z = 6:295. We detect the afterglow in the H band more than 3 weeks after the burst and confirm...
A New Population of High-Redshift Short-Duration Gamma-Ray Bursts (2007)
Berger, E., Fox, D. B., Price, P. A., Nakar, E., Gal-Yam, A., Holz, D. E., ...
The redshift distribution of the short-duration gamma-ray bursts (GRBs) is a crucial, but currently fragmentary, clue to the nature of their progenitors. Here we present optical observations of nine...
A New Population of High Redshift Short-Duration Gamma-Ray Bursts (2006)
Berger, E., Fox, D. B., Price, P. A., Nakar, E., Gal-Yam, A., Holz, D. E., ...
The redshift distribution of the short-duration GRBs is a crucial, but currently fragmentary, clue to the nature of their progenitors. Here we present optical observations of nine short GRBs obtained...
Soderberg, A. M., Nakar, E., Cenko, S. B., Cameron, P. B., Frail, D. A., Kulkarni, S. R., ...
We present detailed optical, near-infrared, and radio observations of the X-ray flash 050416a obtained with Palomar and Siding Springs Observatories as well as HST and the VLA, placing this event...
Physics of the GRB 030328 afterglow and its environment (2006)
Maiorano, E., Masetti, N., Palazzi, E., Savaglio, S., Rol, E., Vreeswijk, P. M., ...
We report on the photometric, spectroscopic and polarimetric, monitoring of the optical afterglow of Gamma-Ray Burst (GRB) 030328 detected by HETE-2. Photometry, collected at 7 different telescopes,...
Berger, E., Chary, R., Cowie, L. L., Price, P. A., Schmidt, B. P., Fox, D. B., ...
We present deep Hubble Space Telescope and Spitzer Space Telescope observations of the host galaxy of GRB 050904 at z=6.295. The host is detected in the H-band and marginally at 3.6 micron. From...
The broadband afterglow of GRB 030328 (2006)
Maiorano, E., Masetti, N., Palazzi, E., Savaglio, S., Rol, E., Pian, E., ...
We here report on the photometric, spectroscopic and polarimetric monitoring of the optical afterglow of the Gamma-Ray Burst (GRB) 030328 detected by HETE-2. We found that a smoothly broken power-law...
Physics of the GRB 030328 afterglow and its environment (2006)
Maiorano, E., Masetti, N. Van, Palazzi, E., Savaglio, S., Rol, E., Vreeswijk, P.Ml, ...
Reverberation Measurements of the Inner Radius of the Dust Torus in Nearby Seyfert 1 Galaxies (2005)
Suganuma, M., Yoshii, Y., Kobayashi, Y., Minezaki, T., Enya, K., Tomita, H., ...
The most intense monitoring observations yet made in the optical (UBV) and near-infrared (JHK) wave bands were carried out for nearby Seyfert1 galaxies of NGC 5548, NGC 4051, NGC 3227, and NGC 7469....
Swift and optical observations of GRB 050401 (2005)
De Pasquale, Massimiliano, Beardmore, Andy P., Barthelmy, S. D., Boyd, P., Burrows, D. N., Fink, R., ...
We present the results of the analysis of gamma-ray and X-ray data of GRB 050401 taken with the Swift satellite, together with a series of ground-based follow-up observations. The Swift X-ray light...
The afterglow of GRB050709 and the nature of the short-hard gamma-ray bursts (2005)
Fox, D. B., Frail, D. A., Price, P. A., Kulkarni, S. R., Berger, E., Piran, T., ...
The final chapter in the long-standing mystery of the gamma-ray bursts (GRBs) centres on the origin of the short-hard class, suspected on theoretical grounds to result from the coalescence of neutron...
Cole, S., Percival, W. J., Peacock, J. A., Norberg, P., Baugh, C. M., Frenk, C. S., ...
We present a power-spectrum analysis of the final 2dF Galaxy Redshift Survey (2dFGRS), employing a direct Fourier method. The sample used comprises 221 414 galaxies with measured redshifts. We...
The afterglow and elliptical host galaxy of the short gamma-ray burst GRB 050724 (2005)
Berger, E., Price, P. A., Cenko, S. B., Gal-Yam, A., Soderberg, A. M., Kasliwal, M., ...
Despite a rich phenomenology, gamma-ray bursts (GRBs) are divided into two classes based on their duration and spectral hardness -- the long-soft and the short-hard bursts. The discovery of afterglow...
The Afterglows, Redshifts, and Properties of Swift Gamma-Ray Bursts (2005)
Berger, E., Kulkarni, S. R., Fox, D. B., Soderberg, A. M., Harrison, F. A., Nakar, E., ...
We present optical, near-IR, and radio follow up of sixteen Swift bursts, including our discovery of nine afterglows and a redshift determination for three. These observations, supplemented by data...
An HST Study of the Supernovae Accompanying GRB 040924 and GRB 041006 (2005)
Soderberg, A. M., Kulkarni, S. R., Price, P. A., Fox, D. B., Berger, E., ...
We present the results from a {\it Hubble Space Telescope/ACS} study of the supernovae associated with gamma-ray bursts 040924 ($z=0.86$) and 041006 ($z=0.71$). We find evidence that both GRBs were...
An HST Search for Supernovae Accompanying X-ray Flashes (2005)
Soderberg, A. M., Kulkarni, S. R., Fox, D. B., Berger, E., Price, P. A., Cenko, S. B., ...
We present the results from an Hubble Space Telescope/ACS search for supernovae associated with X-ray flashes 020903, 040701, 040812 and 040916. We find strong evidence that XRF 020903 (z=0.25) was...
Cole, S., Percival, W. J., Peacock, J. A., Norberg, P., Baugh, C. M., Frenk, C. S., ...
We present a power spectrum analysis of the final 2dF Galaxy Redshift Survey, employing a direct Fourier method. The sample used comprises 221,414 galaxies with measured redshifts. We investigate in...
The 2dF Galaxy Redshift Survey: luminosity functions by density environment and galaxy type (2005)
Croton, Darren J., Farrar, Glennys R., Norberg, Peder, Colless, Matthew, Peacock, John A., Baldry, I. K., ...
Microlensing optical depth toward the galactic bulge using clump giants from the MACHO survey (2005)
Popowski, P., Griest, K., Thomas, C. L., Cook, K. H., Bennett, D. P., Becker, A. C., ...
Galactic bulge microlensing events from the MACHO Collaboration (2005)
Thomas, C. L., Griest, K., Popowski, P., Cook, K. H., Drake, A. J., Minniti, D., ...
Afterglows, redshifts, and properties of swift gammaray bursts (2005)
Berger, E., Kulkarni, S. R., Fox, D. B., Soderberg, A. M.., Harrison, F. A., Nakar, E., ...
We present optical, near-IR, and radio follow-up of 16 Swift bursts, including our discovery of nine afterglows and a redshift determination for three. These observations, supplemented by data from...
Afterglows, redshifts, and properties of swift gammaray bursts (2005)
Berger, E., Kulkarni, S. R., Fox, D. B., Soderberg, A. M.., Harrison, F. A., Nakar, E., ...
We present optical, near-IR, and radio follow-up of 16 Swift bursts, including our discovery of nine afterglows and a redshift determination for three. These observations, supplemented by data from...
Afterglows, Redshifts, and Properties of Swift Gamma-Ray Bursts (2005)
Berger, E., Kulkarni, S. R., Fox, D. B., Soderberg, A. M., Harrison, F. A., Nakar, E., ...
We present optical, near-IR, and radio follow-up of 16 Swift bursts, including our discovery of nine afterglows and a redshift determination for three. These observations, supplemented by data from...
Eke, V. R., Frenk, C. S., Baugh, C. M., Cole, S., Norberg, P., Peacock, J. A., ...
The Two-degree Field Galaxy Redshift Survey (2dFGRS) Percolation-Inferred Galaxy Group (2PIGG) catalogue of 29 000 objects is used to study the luminous content of galaxy systems of various sizes....
Popowski, P., Griest, K., Thomas, C. L., Cook, K. H., Bennett, D. P., Becker, A. C., ...
Using 7 years of MACHO survey data, we present a new determination of the optical depth to microlensing towards the Galactic bulge. We select the sample of 62 microlensing events (60 unique) on clump...
Galactic Bulge Microlensing Events from the MACHO Collaboration (2004)
Thomas, C. L., Griest, K., Popowski, P., Cook, K. H., Drake, A. J., Minniti, D., ...
We present a catalog of 450 high signal-to-noise microlensing events observed by the MACHO collaboration between 1993 and 1999. The events are distributed throughout our fields and, as expected, they...
The 2dF Galaxy Redshift Survey: luminosity functions by density environment and galaxy type (2004)
Croton, Darren J., Farrar, Glennys R., Norberg, Peder, Colless, Matthew, Peacock, John A., Baldry, I. K., ...
We use the 2dF Galaxy Redshift Survey to measure the dependence of the bJ-band galaxy luminosity function on large-scale environment, defined by density contrast in spheres of radius 8h-1Mpc, and on...
Elucidating the Correlation of the Quasar \ion{Fe}{2}/\ion{Mg}{2} Ratio with Redshift (2004)
Interpretation of the \ion{Fe}{2}(UV)/\ion{Mg}{2} emission ratios from quasars has a major cosmological motivation. Both Fe and Mg are produced by short-lived massive stars. In addition, Fe is...
The Stellar Populations of Low-redshift Clusters (2004)
Harrison, Craig, Colless, Matthew, Couch, Warrick J., Peterson, B. A.
We present some preliminary results from an on-going study of the evolution of stellar populations in rich clusters of galaxies. This sample contains core line-strength measurements from 183 galaxies...
The 2dF Galaxy Redshift Survey: stochastic relative biasing between galaxy populations (2004)
Wild, Vivienne, Peacock, John A., Lahav, Ofer, Conway, Edward, Maddox, Steve, Baldry, I. K., ...
It is well known that the clustering of galaxies depends on galaxy type.Such relative bias complicates the inference of cosmological parameters from galaxy redshift surveys, and is a challenge to...
The nature of the relative bias between galaxies of different spectral type in 2dFGRS (2004)
Conway, E., Maddox, S., Wild, V., Peacock, J. A., Hawkins, E., Norberg, P., ...
We present an analysis of the relative bias between early- and late-type galaxies in the Two-degree Field Galaxy Redshift Survey (2dFGRS). Our analysis examines the joint counts in cells between...
Galaxy ecology : groups and low-density environments in the SDSS and 2dFGRS. (2004)
Baugh, C., Bower, R., Cole, S., Eke, V., Baldry, I. K., Balogh, M., ...
We analyse the observed correlation between galaxy environment and Hα emission-line strength, using volume-limited samples and group catalogues of 24 968 galaxies at 0.05
Galaxy groups in the 2dFGRS : the group-finding algorithm and the 2PIGG catalogue. (2004)
Eke, V. R., Baugh, C. M., Cole, S., Frenk, C. S., Norberg, P., Peacock, J. A., ...
The construction of a catalogue of galaxy groups from the Two-degree Field Galaxy Redshift Survey (2dFGRS) is described. Groups are identified by means of a friends-of-friends percolation algorithm...
The 2dF Galaxy Redshift Survey: The clustering of galaxy groups (2004)
Padilla, Nelson D., Baugh, C. M., Eke, V. R., Norberg, P., Cole, S., Frenk, C. S., ...
We measure the clustering of galaxy groups in the 2dFGRS Percolation-Inferred Galaxy Group (2PIGG) catalogue. The 2PIGG sample has 29,000 groups with at least two members. The clustering amplitude of...
Galaxy groups in the 2dFGRS: the luminous content of the groups (2004)
Eke, V. R., Frenk, C. S., Baugh, C. M., Cole, S., Norberg, P., Peacock, J. A., ...
The 2dFGRS Percolation-Inferred Galaxy Group (2PIGG) catalogue of ~29000 objects is used to study the luminous content of galaxy systems of various sizes. Mock galaxy catalogues constructed from...
Galaxy groups in the 2dFGRS: the group-finding algorithm and the 2PIGG catalogue (2004)
Eke, V. R., Baugh, C. M., Cole, S., Frenk, C. S., Norberg, P., Peacock, J. A., ...
The construction of a catalogue of galaxy groups from the 2-degree Field Galaxy Redshift Survey (2dFGRS) is described. Groups are identified by means of a friends-of-friends percolation algorithm...
The 2dF Galaxy Redshift Survey: higher order galaxy correlation functions (2004)
Croton, D. J., Gaztanaga, E., Baugh, C. M., Norberg, P., Colless, M., Baldry, I. K., ...
We measure moments of the galaxy count probability distribution function in the two-degree field galaxy redshift survey (2dFGRS). The survey is divided into volume limited subsamples in order to...
The 2dF Galaxy Redshift Survey: Hierarchical galaxy clustering (2004)
Baugh, C. M., Croton, D. J., Gaztanaga, E., Norberg, P., Colless, M., Baldry, I. K., ...
We use the two-degree field Galaxy Redshift Survey (2dFGRS) to test the hierarchical scaling hypothesis: namely, that the $p$-point galaxy correlation functions can be written in terms of the two...
The 2dF Galaxy Redshift Survey: voids and hierarchical scaling models (2004)
Croton, D. J., Colless, M., Gaztanaga, E., Baugh, C. M., Norberg, P., Baldry, I. K., ...
We measure the redshift space reduced void probability function (VPF) for 2dFGRS volume limited galaxy samples covering the absolute magnitude range M_bJ-5logh=-18 to -22. Theoretically, the VPF...
The 2dF Galaxy Redshift Survey : higher-order galaxy correlation functions (2004)
Croton, D. J., Gaztañaga, E., Baugh, C. M., Norberg, P., Colless, M., Baldry, I. K., ...
The 2dF Galaxy Redshift Survey : hierarchical galaxy clustering (2004)
Baugh, C. M., Croton, D. J., Gaztañaga, E., Norberg, P., Colless, M., Baldry, I. K., ...
The detailed optical light curve of GRB 030329 (2003)
Lipkin, Y. M., Ofek, E. O., Gal-Yam, A., Leibowitz, E. M., Poznanski, D., Kaspi, S., ...
(Abridged) We present densely sampled BVRI light curves of the optical transient associated with the gamma-ray burst GRB 030329, the result of a coordinated observing campaign conducted at five...
Inner Size of a Dust Torus in the Seyfert 1 Galaxy NGC 4151 (2003)
Minezaki, T., Yoshii, Y., Kobayashi, Y., Enya, K., Suganuma, M., Tomita, H., ...
The most intense monitoring observations yet made were carried out on the Seyfert 1 galaxy NGC 4151 in the optical and near-infrared wave-bands. A lag from the optical light curve to the...
Alcock, C., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., Clement, C. M., ...
Fourier coefficents have been derived for the $V$ and $R$ light curves of 785 overtone RR Lyrae variables in 16 MACHO fields near the bar of the LMC. The $\phi_{31}$ and $R_{21}$ coefficients have...
The bright optical afterglow of the nearby gamma-ray burst of 29 March 2003 (2003)
Price, P. A., Fox, D. W., Kulkarni, S. R., Peterson, B. A., Schmidt, B. P., Soderberg, A. M., ...
Many past studies of cosmological gamma-ray bursts (GRBs) have been limited because of the large distance to typical GRBs, resulting in faint afterglows. There has long been a recognition that a...
Recent Microlensing Results from the MACHO Project (2003)
Popowski, P., Nelson, C. A., Bennett, D. P., Drake, A. J., Vandehei, T., Griest, K., ...
We describe a few recent microlensing results from the MACHO Collaboration. The aim of the MACHO Project was the identification and quantitative description of dark and luminous matter in the Milky...
The 2dF Galaxy Redshift Survey: galaxy clustering per spectral type (2003)
Madgwick, D. S., Hawkins, E., Lahav, O., Maddox, S., Norberg, P., Peacock, J., ...
We have calculated the two-point correlation functions in redshift space, xi(sigma,pi), for galaxies of different spectral types in the 2dF Galaxy Redshift Survey. Using these correlation functions...
The Optical/Near-Infrared Light Curves of SN 2002ap for the First 140 Days after Discovery (2003)
Yoshii, Y., Tomita, H., Kobayashi, Y., Deng, J., Maeda, K., Nomoto, K., ...
Supernova (SN) 2002ap in M74 was observed in the $UBVRIJHK$ bands for the first 40 days following its discovery (2002 January 29) until it disappeared because of solar conjunction, and then in June...
Discovery of Early Optical Emission from GRB 021211 (2003)
Fox, D. W., Price, P. A., Soderberg, A. M., Berger, E., Kulkarni, S. R., Sari, R., ...
We report our discovery and early time optical, near-infrared, and radio wavelength follow-up observations of the afterglow of the gamma-ray burst GRB 021211. Our optical observations, beginning 21...
Variability-selected quasars in MACHO project Magellanic Cloud fields (2003)
Geha, M., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
We present 47 spectroscopically confirmed quasars discovered behind the Magellanic Clouds identified via photometric variability in the MACHO database. Thirty-eight quasars lie behind the Large...
FLASH redshift survey - I. Observations and catalogue (2003)
Kaldare, Raven, Colless, Matthew, Raychaudhury, Somak, Peterson, B.A.
not available
FLASH redshift survey - I. Observations and catalogue (2003)
Kaldare, Raven, Colless, Matthew, Raychaudhury, Somak, Peterson, B.A.
not available
FLASH redshift survey - I. Observations and catalogue (2003)
Kaldare, Raven, Colless, Matthew, Raychaudhury, Somak, Peterson, B.A.
not available
FLASH redshift survey - I. Observations and catalogue (2003)
Kaldare, Raven, Colless, Matthew, Raychaudhury, Somak, Peterson, B.A.
not available
Norberg, P., Cole, S., Baugh, C. M., Frenk, C. S., Baldry, I., Bland-Hawthorn, J., ...
We use more than 110 500 galaxies from the 2dF Galaxy Redshift Survey (2dFGRS) to estimate the bJ-band galaxy luminosity function at redshift z= 0, taking account of evolution, the distribution of...
Variability-Selected Quasars in MACHO Project Magellanic Cloud Fields (2002)
Geha, M., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
We present 47 spectroscopically-confirmed quasars discovered behind the Magellanic Clouds identified via photometric variability in the MACHO database. Thirty-eight quasars lie behind the Large...
A new upper limit on the total neutrino mass from the 2dF galaxy redshift survey (2002)
Elgaroy, O., Lahav, O., Percival, W.J., Peacock, J.A., Madgwick, D.S., Bridle, S.L., ...
We constrain fν≡Ων/Ωm, the fractional contribution of neutrinos to the total mass density in the Universe, by comparing the power spectrum of fluctuations derived from the 2 Degree Field Galaxy...
Lahav, O., Bridle, S.L., Percival, W.J., Peacock, J.A., Efstathiou, G., Baugh, C.M., ...
We compare the amplitudes of fluctuations probed by the 2dF Galaxy Redshift Survey (2dFGRS) and by the latest measurements of the cosmic microwave background (CMB) anisotropies. By combining the...
Norberg, P., Baugh, C. M., Hawkins, E., Maddox, S., Madgwick, D., Lahav, O., ...
We investigate the dependence of galaxy clustering on luminosity and spectral type using the 2dF Galaxy Redshift Survey (2dFGRS). Spectral types are assigned using the principal-component analysis of...
Norberg, P., Baugh, C. M., Hawkins, E., Maddox, S., Madgwick, D., Lahav, O., ...
We investigate the dependence of galaxy clustering on luminosity and spectral type using the 2dF Galaxy Redshift Survey (2dFGRS). Spectral types are assigned using the principal-component analysis of...
The 2dF galaxy redshift survey: galaxy luminosity functions per spectral type (2002)
Madgwick, D.S., Lahav, O., Baldry, I.K., Baugh, C.M., Bland-Hawthorn, J., Bridges, T., ...
We calculate the optical bJ luminosity function (LF) of the 2dF Galaxy Redshift Survey (2dFGRS) for different subsets defined by their spectral properties. These spectrally selected subsets are...
Studying large-scale structure with the 2dF Galaxy Redshift Survey (2002)
Peacock, J. A., Colless, M., Baldry, I., Baugh, C., Bland-Hawthorn, J., Bridges, T. J., ...
The 2dF Galaxy Redshift Survey is the first to observe more than 100,000 redshifts. This allows precise measurements of many of the key statistics of galaxy clustering, in particular redshift-space...
A new upper limit on the total neutrino mass from the 2dF Galaxy Redshift Survey (2002)
Elgaroy, O., Lahav, O., Percival, W. J., Peacock, J. A., Madgwick, D. S., Bridle, S. L., ...
We constrain f_nu = Omega_nu / Omega_m, the fractional contribution of neutrinos to the total mass density in the Universe, by comparing the power spectrum of fluctuations derived from the 2dF Galaxy...
MACHO Project Analysis of the Galactic Bulge Microlensing Events with Clump Giants as Sources (2002)
Popowski, P., Vandehei, T., Griest, K., Alcock, C., Allsman, R. A., Alves, D. R., ...
We present preliminary results of the analysis of 5 years of MACHO data on the Galactic bulge microlensing events with clump giants as sources. This class of events allows one to obtain robust...
Alcock, C., Allsman, R. A., Alves, D. R., Becker, A. C., Bennett, D. P., Cook, K. H., ...
We present a method for solving the lightcurve of an eclipsing binary system which contains a Cepheid variable as one of its components as well as the solutions for three eclipsing Cepheids in the...
Gravitational microlensing events due to stellar-mass black holes (2002)
Bennett, D. P., Becker, A. C., Quinn, J. L., Tomaney, A. B., Alcock, C., Allsman, R. A., ...
We present an analysis of the longest timescale microlensing events discovered by the MACHO Collaboration during a 7 year survey of the Galactic bulge. We find six events that exhibit very strong...
Alcock, C., Allsman, R. A., Alves, D. R., Becker, A. C., Bennett, D. P., Cook, K. H., ...
We present a method for solving the light curve of an eclipsing binary system that contains a Cepheid variable as one of its components as well as the solutions for three eclipsing Cepheids in the...
New Upper Limit on the Total Neutrino Mass from the 2 Degree Field Galaxy Redshift Survey (2002)
Elgaroy, O., Lahav, O., Colless, Matthew, Jackson, C., Peterson, B.A.
not available
New Upper Limit on the Total Neutrino Mass from the 2 Degree Field Galaxy Redshift Survey (2002)
Elgaroy, O., Lahav, O., Colless, Matthew, Jackson, C., Peterson, B.A.
not available
New upper limit on the total neutrino mass from the 2 degree field galaxy redshift survey (2002)
Elgary, O., Lahav, O., Percival, W. J., Peacock, J. A., Madgwick, D. S., Bridle, S. L., ...
The shape of the 2 Degree Field Galaxy Redshift Survey (2dFGRS) power spectrum was analyzed to obtain an upper bound on the fractional contribution of massive neutrinos to the total mass density, fv....
New upper limit on the total neutrino mass from the 2 degree field galaxy redshift survey (2002)
Elgary, O., Lahav, O., Percival, W. J., Peacock, J. A., Madgwick, D. S., Bridle, S. L., ...
The shape of the 2 Degree Field Galaxy Redshift Survey (2dFGRS) power spectrum was analyzed to obtain an upper bound on the fractional contribution of massive neutrinos to the total mass density, fv....
New Upper Limit on the Total Neutrino Mass from the 2 Degree Field Galaxy Redshift Survey (2002)
Elgaroy, O., Lahav, O., Colless, Matthew, Jackson, C., Peterson, B.A.
not available
The 2dF Galaxy Redshift Survey: The bias of galaxies and the density of the Universe (2001)
Verde, Licia, Heavens, Alan F., Percival, Will J., Matarrese, Sabino, Baugh, C. M., Bland-Hawthorn, J., ...
We compute the bispectrum of the 2dF Galaxy Redshift Survey (2dFGRS) and use it to measure the bias parameter of the galaxies. This parameter quantifies the strength of clustering of the galaxies...
Norberg, P., Baugh, C. M., Hawkins, E., Maddox, S., Madgwick, D., Lahav, O., ...
We investigate the dependence of galaxy clustering on luminosity and spectral type using the 2dF Galaxy Redshift Survey (2dFGRS). Spectral types are assigned using the principal component analysis of...
The 2dF galaxy redshift survey : near-infrared galaxy luminosity functions. (2001)
Cole, S., Norberg, P., Baugh, C. M., Frenk, C. S., Bland-Hawthorn, J., Bridges, T., ...
We combine the Two Micron All Sky Survey (2MASS) Extended Source Catalogue and the 2dF Galaxy Redshift Survey to produce an infrared selected galaxy catalogue with 17 173 measured redshifts. We use...
The 2dF Galaxy Redshift survey : luminosity dependence of galaxy clustering. (2001)
Norberg, P., Baugh, C. M., Hawkins, E., Maddox, S., Peacock, J. A., Cole, S., ...
We investigate the dependence of the strength of galaxy clustering on intrinsic luminosity using the Anglo-Australian two degree field galaxy redshift survey (2dFGRS). The 2dFGRS is over an order of...
Baldry, I. K., Glazebrook, K., Baugh, C. M., Bland-Hawthorn, J., Bridges, T., Cannon, R., ...
We present the first results on the history of star formation in the Universe based on the `cosmic spectrum', in particular, the volume-averaged, luminosity-weighted, stellar absorption line spectrum...
Gravitational Microlensing Events Due to Stellar Mass Black Holes (2001)
Bennett, D. P., Becker, A. C., Quinn, J. L., Tomaney, A. B., Alcock, C., Allsman, R. A., ...
We present an analysis of the longest timescale microlensing events discovered by the MACHO Collaboration during a 7 year survey of the Galactic bulge. We find 6 events that exhibit very strong...
The 2dF Galaxy Redshift Survey: Galaxy luminosity functions per spectral type (2001)
Madgwick, D. S., Lahav, O., Baldry, I. K., Baugh, C. M., Bland-Hawthorn, J., Bridges, T., ...
We calculate the optical bj luminosity function of the 2dF Galaxy Redshift Survey (2dFGRS) for different subsets defined by their spectral properties. These spectrally selected subsets are defined...
The 2dF Galaxy Redshift Survey: Spectra and redshifts (2001)
Colless, Matthew, Dalton, G. B., Maddox, S. J., Sutherland, W. J., Norberg, P., Cole, S., ...
The 2dF Galaxy Redshift Survey (2dFGRS) is designed to measure redshifts for approximately 250000 galaxies. This paper describes the survey design, the spectroscopic observations, the redshift...
The 2dF Galaxy Redshift Survey: The population of nearby radio galaxies at the 1 mJy level (2001)
Magliocchetti, M., Maddox, S. J., Jackson, C. A., Bland-Hawthorn, J., Bridges, T., Cannon, R., ...
We use redshift determinations and spectral analysis of galaxies in the 2dF Galaxy Redshift Survey to study the properties of local radio sources with $S\ge 1$ mJy. 557 objects drawn from the FIRST...
Sadler, Elaine M., Jackson, Carole A., Cannon, Russell D., McIntyre, Vincent J., Murphy, Tara, Bland-Hawthorn, J., ...
We have cross-matched the 1.4 GHz NRAO VLA Sky Survey (NVSS) with the first 210 fields observed in the 2dF Galaxy Redshift Survey (2dFGRS), covering an effective area of 325 square degrees (about 20%...
The 2dF Galaxy Redshift Survey: Luminosity dependence of galaxy clustering (2001)
Norberg, P., Baugh, C. M., Hawkins, E., Maddox, S., Peacock, J. A., Cole, S., ...
We investigate the dependence of the strength of galaxy clustering on intrinsic luminosity using the Anglo-Australian two degree field galaxy redshift survey (2dFGRS). The 2dFGRS is over an order of...
Peacock, J. A., Cole, S., Norberg, P., Baugh, C. M., Bland-Hawthorn, J., Bridges, T., ...
The large-scale structure in the distribution of galaxies is thought to arise from the gravitational instability of small fluctuations in the initial density field of the universe. A key test of this...
Peacock, J. A., Cole, S., Norberg, P., Baugh, C. M., Bland-Hawthorn, J., Bridges, T., ...
The large-scale structure in the distribution of galaxies is thought to arise from the gravitational instability of small fluctuations in the initial density field of the Universe. A key test of this...
The MACHO Project LMC Variable Star Inventory: X. The R Coronae Borealis Stars (2001)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
We report the discovery of eight new R Coronae Borealis (RCB) stars in the Large Magellanic Cloud (LMC) using the MACHO project photometry database. The discovery of these new stars increases the...
MACHO 96-LMC-2: Lensing of a Binary Source in the LMC and Constraints on the Lensing Object (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present photometry and analysis of the microlensing alert MACHO 96-LMC-2. The ~3% photometry provided by the Global Microlensing Alert Network follow--up effort reveals a periodic modulation in...
MACHO Project Limits on Black Hole Dark Matter in the 1-30 Solar Mass Range (2000)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report on a search for long duration microlensing events towards the Large Magellanic Cloud. We find none, and therefore put limits on the contribution of high mass objects to the Galactic dark...
A 421 d Activity Cycle in the BeX Recurrent Transient A0538-66 from MACHO monitoring (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present a ~ 5-yr optical light curve of the recurrent Be/X-ray transient A0538-66 obtained as a by-product of the MACHO Project. These data reveal both a long-term modulation at P = 420.8 +/- 0.8...
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We attempt to determine whether the MACHO microlensing source stars are drawn from the average population of the LMC or from a population behind the LMC by examining the HST color-magnitude diagram...
Galactic Bulge Microlensing Events with Clump Giants as Sources (2000)
Popowski, P., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
We present preliminary results of the analysis of 5 years of MACHO data on the Galactic bulge microlensing events with clump giants as sources. In particular, we discuss: 1) the selection of `giant'...
Global Spiral Modes in NGC 1566: Observations and Theory (2000)
Korchagin, V., Kikuchi, N., Miyama, S. M., Orlova, N., Peterson, B. A.
We present an observational and theoretical study of the spiral structure in galaxy NGC 1566. A digitized image of NGC 1566 in I-band was used for measurements of the radial dependence of amplitude...
The MACHO Project: Microlensing Detection Efficiency (2000)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
The MACHO project is a search for dark matter in the form of massive compact halo objects (MACHOs). The project has photometrically monitored tens of millions of stars in the Large Magellanic Cloud...
Searching for periodicities in the MACHO light curve of LMC X-2 (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
Using the exceptional long-term monitoring capabilities of the MACHO project, we present here the optical history of LMC X-2 for a continuous 6-yr period. These data were used to investigate the...
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present the microlensing optical depth towards the Galactic bulge based on the detection of 99 events found in our Difference Image Analysis (DIA) survey. This analysis encompasses three years of...
The MACHO Project 9 Million Star Color-Magnitude Diagram of the Large Magellanic Cloud (2000)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Basu, A., Becker, A. C., ...
We present a 9 million star color-magnitude diagram (9M CMD) of the LMC bar. The 9M CMD reveals a complex superposition of different age and metallicity stellar populations, with important stellar...
The MACHO Project: Microlensing Results from 5.7 Years of LMC Observations (2000)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report on our search for microlensing towards the Large Magellanic Cloud (LMC). Analysis of 5.7 years of photometry on 11.9 million stars in the LMC reveals 13 - 17 microlensing events. This is...
Searching for periodicities in the MACHO light curve of LMC X-2 (2000)
Alcock, C., Allsman, R.A., Alves, D.R., Axelrod, T.S., Becker, A.C., Bennet, D.P., ...
Lichtman, S. M., Niedzwiecki, D., Barcos, M., Carlisle, T. L., Cooper, M. R., Johnson, J. L., ...
Background: Patients with resistant diffuse aggressive non-Hodgkin's lymphoma (DA-NHL) have a poor prognosis. Studies have suggested infusional therapy may be beneficial. Patients and methods: This...
Grillo-López, A. J., Cheson, B. D., Horning, S. J., Peterson, B. A., Carter, W. D., Varns, C. L., ...
Background: Oncologic literature cites many different definitions of critical response measurements. Patients and methods: Response criteria (RC) for non-Hodgkin's lymphoma (NHL) were developed by...
Calibration of the MACHO Photometry Database (1999)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
The MACHO Project is a microlensing survey that monitors the brightnesses of 60 million stars in the Large Magellanic Cloud (LMC), Small Magellanic Cloud, and Galactic bulge. Our database presently...
Gravitational Microlensing Evidence for a Planet Orbiting a Binary Star System (1999)
Bennett, D. P., Rhie, S. H., Becker, A. C., Butler, N., Dann, J., Kaspi, S., ...
The study of extra-solar planetary systems has emerged as a new discipline of observational astronomy in the past few years with the discovery of a number of extra-solar planets. The properties of...
On Planetary Companions to the MACHO-98-BLG-35 Microlens Star (1999)
Rhie, S. H., Bennett, D. P., Becker, A. C., Peterson, B. A., Fragile, P. C., Johnson, B. R., ...
We present observations of microlensing event MACHO-98-BLG-35 which reached a peak magnification factor of almost 80. These observations by the Microlensing Planet Search (MPS) and the MOA...
EROS and MACHO Combined Limits on Planetary Mass Dark Matter in the Galactic Halo (1999)
Alcock, C., Allsman, R.A., Alves, D., Ansari, R., Aubourg, E., Axelrod, T.S., ...
The 2dF Galaxy Redshift Survey: Spectral Types and Luminosity Functions (1999)
Folkes, S. R., Ronen, S., Price, I., Lahav, O., Colless, M., Maddox, S. J., ...
We describe the 2dF Galaxy Redshift Survey (2dFGRS), and the current status of the observations. In this exploratory paper, we apply a Principal Component Analysis to a preliminary sample of 5869...
Difference Image Analysis of Galactic Microlensing II. Microlensing Events (1999)
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
The MACHO collaboration has been carrying out Difference Image Analysis (DIA) since 1996 with the aim of increasing the sensitivity to the detection of gravitational microlensing. This is a...
Difference Image Analysis of Galactic Microlensing I. Data Analysis (1999)
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
This is a preliminary report on the application of Difference Image Analysis (DIA) to galactic bulge images. The aim of this analysis is to increase the sensitivity to the detection of gravitational...
Cepheid Variables in the LMC and SMC (1999)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., ...
In this paper, we will review major new results regarding classical Cepheids, in the Large Magellanic Cloud (LMC) and Small Magellanic Cloud (SMC). Specifically, we discuss recent work regarding...
Rhie, S. H., Becker, A. C., Bennett, D. P., Fragile, P. C., Johnson, B. R., King, L. J., ...
We present the observations of the binary lensing event MACHO-98-SMC-1 conducted at the Mt.~Stromlo 74" telescope by the Microlensing Planet Search (MPS) collaboration. The MPS data constrain the...
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present an analysis of the period distribution of $\sim 1800$ Cepheids in the Large Magellanic Cloud, based on data obtained by the MACHO microlensing experiment and on a previous catalogue by...
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
MACHO Project photometry of 45 LMC FO/SO beat Cepheids which pulsate in the first and second overtone (FO and SOo, respectively) has been analysed to determine the lightcurve characteristics for the...
Alves, D. R., Becker, A., Bennett, D. P., Cook, K. H., Freeman, K. C., ...
Using the novel data set of the MACHO project, we show that three ``Blazhko Effect'' RR Lyrae stars show nearly-pure amplitude modulation of a single pulsation mode. This is strong observational...
Siebert, J., Brinkmann, W., Drinkwater, M. J., Yuan, W., Francis, P. J., Peterson, B. A., ...
We investigate the X-ray properties of the Parkes sample of flat-spectrum radio sources using data from the ROSAT All-Sky Survey and archival pointed PSPC observations. In total, 163 of the 323...
Discovery and Characterization of a Caustic Crossing Microlensing Event in the SMC (1998)
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We present photometric observations and analysis of the second microlensing event detected towards the Small Magellanic Cloud (SMC), MACHO Alert 98-SMC-1. This event was detected early enough to...
Discovery of the peculiar supernova 1998bw in the error box of GRB980425 (1998)
Galama, T. J., Vreeswijk, P. M., Van Paradijs, J., Kouveliotou, C., Augusteijn, T., Hainaut, O. R., ...
The discovery of X-ray, optical and radio afterglows of gamma-ray bursts (GRBs) and the measurements of the distances to some of them have established that these events come from Gpc distances and...
An unusual supernova in the error box of the GRB of 25 April 1998 (1998)
Galama, T.J., Vreeswijk, P.M., Paradijs, J.A. Van, Kouveliotou, C., Augusteijn, T., Hainaut, O.R., ...
Kornblith, A. B., Herndon, J. E., Zuckerman, E., Cella, D. F., Cherin, E., Wolchok, S., ...
Background: The purpose of this study was to compare the long-term psychosocial adaptation of Hodgkin's disease and adult acute leukemia survivors. Patients and methods; Two hundred seventy-three...
Pulsating Variable Stars in the MACHO Bulge database: The Semiregular Variables (1997)
Minniti, D., Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., ...
We review the pulsating stars contained in the top 24 fields of the MACHO bulge database, with special emphasis on the red semiregular stars. Based on period, amplitude and color cuts, we have...
The Interpretation of Near-Infrared Star Counts at the South Galactic Pole (1997)
Minezaki, T., Cohen, M., Kobayashi, Y., Yoshii, Y., Peterson, B. A.
We present new deep $K'$ counts of stars at the South Galactic Pole (SGP) taken with the NAOJ PICNIC camera to $K'=17.25$. Star-galaxy separation to $K'=17.5$ was accomplished effectively using image...
K-Band Galaxy Counts in the South Galactic Pole Region (1997)
Minezaki, T., Kobayashi, Y., Yoshii, Y., Peterson, B. A.
We present new K-band galaxy number counts from K=13 to 20.5 obtained from $K'$-band surveys in the south galactic pole region, which cover 180.8 arcmin$^2$ to a limiting magnitude of K=19, and 2.21...
Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report the discovery of 20 1H/2H and 7 F/1H beat Cepheids in the SMC by the MACHO Project. We utilize the 20 1H/2H stars to determine lightcurve shape for the SMC second-overtone (2H) mode of...
First detection of a gravitational microlensing candidate towards the Small Magellanic Cloud (1997)
Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report the first discovery of a gravitational microlensing candidate towards a new population of source stars, the Small Magellanic Cloud (SMC). The candidate event's light curve shows no...
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Cook, K. H., ...
We report the discovery of RV Tauri stars in the Large Magellanic Cloud. In light and colour curve behaviour, the RV Tauri stars appear to be a direct extension of the type II Cepheids to longer...
The MACHO Project: Microlensing and Variable Stars (1997)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., ...
The MACHO Project monitors millions of stars in the Large Magellanic Cloud, the Small Magellanic Cloud and the bulge of the Milky Way searching for the gravitational microlensing signature of...
Bulge delta Scuti Stars in the MACHO Database (1997)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
We describe the search for delta Scuti stars in the MACHO database of bulge fields. Concentrating on a sample of high amplitude delta Scutis, we examine the light curves and pulsation modes. We also...
Is the LMC Microlensing Due to an Intervening Dwarf Galaxy? (1997)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
The recent suggestion that the microlensing events observed towards the Large Magellanic Cloud are due to an intervening Sgr-like dwarf galaxy is examined. A search for foreground RR Lyrae in the...
The RR Lyrae Population of the Galactic Bulge from the MACHO Database (1997)
Allsman, R. A., Alves, D. R., Axelrod, T. S., Basu, A., Baskett, L., ...
Mean colors and magnitudes of RR Lyrae stars in 24 fields towards the Galactic bulge from the MACHO database are presented. Accurate mean reddenings are computed for these fields on the basis of the...
The Zero Point of Extinction Toward Baade's Window From RR Lyrae Stars (1997)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We measure the zero point of the Stanek (1996) extinction map by comparing the observed (V-K) colors of 20 RR Lyrae stars (type ab) found in the MACHO survey with their intrinsic (V-K)_0 colors as a...
Alcock, C., Allen, W. H., Allsman, R. A., Alves, D., Axelrod, T. S., Banks, T. S., ...
We present analysis of MACHO Alert 95-30, a dramatic gravitational microlensing event towards the Galactic bulge whose peak magnification departs significantly from the standard point-source...
Planetary Microlensing from the MACHO Project (1996)
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A., ...
We present the lightcurves of two microlensing events from the MACHO Project data that are likely to be due to lenses with masses similar to Jupiter's mass. Although the MACHO Project survey data are...
Gravitational Microlensing Results from MACHO (1996)
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., ...
The MACHO project is searching for dark matter in the form of massive compact halo objects (Machos), by monitoring the brightness of millions of stars in the Magellanic Clouds to search for...
Cepheids in the LMC: Results from the MACHO Project (1996)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., ...
The approximately 1500 Cepheid variables in 22 LMC fields of the MACHO Project survey have been calibrated and analysed. In this paper, we report improved period ratios for a total of 73 beat...
RR Lyrae Stars in the MACHO Database (1996)
Alcock, C., Alves, D. R., Allsman, R. A., Axelrod, T. S., Becker, A., ...
The MACHO Project has catalogued $\sim 8000$ RR Lyrae stars in the Large Magellanic Cloud, $\sim 1800$ in the Galactic bulge, and $\sim$ 50 in the Sgr dwarf galaxy. These variables are excellent...
Colors and K-Band Counts of Extremely Faint Field Galaxies (1996)
Moustakas, Leonidas A., Davis, Marc, Graham, James R., Silk, Joseph, Peterson, B. A., Yoshii, Y.
We combine deep K-band (Keck) with V- and I-band (NTT) observations of two high-Galactic latitude fields, surveying a total of ~2 sq. arcmin. The K-band galaxy counts continue to rise above K=22,...
The Parkes Half-Jansky Flat-Spectrum Sample (1996)
Drinkwater, M. J., Webster, R. L., Francis, P. J., Condon, J. J., Ellison, S. L., Jauncey, D. L., ...
We present a new sample of Parkes half-Jansky flat-spectrum radio sources having made a particular effort to find any previously unidentified sources. The sample contains 323 sources selected...
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
We report the discovery of 73 double-mode RR Lyrae (RRd) stars in fields near the bar of the LMC. The stars are detected among the MACHO database of short-period variables that currently contains...
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., Bennett, D. P., ...
The MACHO Project is a search for dark matter in the form of massive compact halo objects (Machos). Photometric monitoring of millions of stars in the Large Magellanic Cloud (LMC), Small Magellanic...
The MACHO Project 2nd Year LMC Microlensing Results and Dark Matter Implications (1996)
Pratt, M. R., Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A. C., ...
The MACHO Project is searching for galactic dark matter in the form of massive compact halo objects (Machos). Millions of stars in the Large Magellanic Cloud (LMC), Small Magellanic Cloud (SMC), and...
A Binary Lensing Event Toward the LMC: Observations and Dark Matter Implications (1996)
Bennett, D. P., Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A., ...
The MACHO collaboration has recently analyzed 2.1 years of photometric data for about 8.5 million stars in the Large Magellanic Cloud (LMC). This analysis has revealed 8 candidate microlensing events...
MACHO Project Photometry of RR Lyrae Stars in the Sgr Dwarf Galaxy (1996)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
We report the discovery of 30 type a,b RR Lyrae (RRab) which are likely members of the Sagittarius (Sgr) dwarf galaxy. Accurate positions, periods, amplitudes and magnitudes are presented. Their...
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A., Bennett, D. P., ...
The MACHO project has been monitoring about ten million stars in the Large Magellanic Cloud in the search for gravitational microlensing events caused by massive compact halo objects (Machos) in the...
The MACHO Project LMC Variable Star Inventory: III. New R Coronae Borealis Stars (1996)
Alcock, C., Allsman, R. A., Alves, D. R., Axelrod, T. S., Becker, A., Bennett, D. P., ...
We report the discovery of two new R Coronae Borealis (RCB) stars in the Large Magellanic Cloud (LMC) using the MACHO project photometry database. The identification of both stars has been confirmed...
The MACHO Project: 45 Candidate Microlensing Events from the First Year Galactic Bulge Data (1995)
Alcock, C., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Cook, K. H., Freeman, K. C., ...
We report the detection of 45 candidate microlensing events in fields toward the Galactic bulge. These come from the analysis of 24 fields containing 12.6 million stars observed for 190 days in 1993....
The MACHO Project Dark Matter Search (1995)
Bennett, D. P., Alcock, C., Allsman, R. A., Axelrod, T. S., Cook, K. H., Freeman, K. C., ...
We provide a status report on our search for dark matter in our Galaxy in the form of massive compact halo objects (or Machos), using gravitational microlensing of background stars. This search uses...
The MACHO Data Pipeline (1995)
Axelrod, T. S., Allsman, R. A., Quinn, P. J., Bennett, D. P., Freeman, K. C., Peterson, B. A., ...
The MACHO experiment is searching for dark matter in the halo of the Galaxy by monitoring more than 20 million stars in the LMC and Galactic bulge for gravitational microlensing events. The hardware...
Real-time Detection of Gravitational Microlensing (1995)
Pratt, M. R., Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Becker, A., ...
Real-time detection of microlensing has moved from proof of concept in 1994 to a steady stream of events this year. Global dissemination of these events by the MACHO and OGLE collaborations has made...
First Observation of Parallax in a Gravitational Microlensing Event (1995)
Alcock, C., Allsman, R. A., Alves, D., Axelrod, T. S., Bennett, D. P., Cook, K. H., ...
We present the first detection of parallax effects in a gravitational microlensing event. Parallax in a gravitational microlensing event observed only from the Earth appears as a distortion of the...
Alcock, C., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Cook, K. H., Freeman, K. C., ...
The MACHO collaboration reports on the analysis of our first year LMC data, 9.5 million light curves with an average of 235 observations each. Automated selection procedures give 3 events consistent...
MACHO COLLABORATION SEARCH FOR BARYONIC DARK MATTER VIA GRAVITATIONAL MICROLENSING (1995)
Griest, K., Alcock, C., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Cook, K. H., ...
Results are presented from the MACHO collaboration gravitational microlensing search. The experiment and the nearly 50 microlensing events that have been detected are described. Limits on the...
Variable Stars in the MACHO Collaboration Database (1995)
Cook, K. H., Alcock, C., Allsman, R. A., Axelrod, T. S., Freeman, K. C., Peterson, B. A., ...
The MACHO Collaboration's search for baryonic dark matter via its gravitational microlensing signature has generated a massive database of time ordered photometry of millions of stars in the LMC and...
The Stromlo-APM Redshift Survey III. Redshift Space Distortions, Omega and Bias (1995)
Loveday, J., Efstathiou, G., Maddox, S. J., Peterson, B. A.
Galaxy redshift surveys provide a distorted picture of the universe due to the non-Hubble component of galaxy motions. By measuring such distortions in the linear regime one can constrain the...
Cepheids in the Magellanic Clouds (1995)
Welch, D. L., Alcock, C., Bennett, D. P., Cook, K. H., Allsman, R. A., Axelrod, T. S., ...
In the past few years, the Magellanic Clouds have been the targets for several major variable star surveys. The results of these surveys are now becoming available and it is clear that a Renaissance...
EXPERIMENTAL LIMITS ON THE DARK MATTER HALO OF THE GALAXY FROM GRAVITATIONAL MICROLENSING. (1995)
Alcock, C., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Cook, K. H., Freeman, K. C., ...
We have monitored 8.6 million stars in the Large Magellanic Cloud for 1.1 years and have found 3 events consistent with gravitational microlensing. We place strong constraints on the Galactic halo...
Bennett, D. P., Alcock, C., Allsman, R. A., Axelrod, T. S., Cook, K. H., Freeman, K. C., ...
We review recent gravitational microlensing results from the EROS, MACHO, and OGLE collaborations, and present some details of the very latest MACHO results toward the Galactic Bulge. The MACHO...
Alcock, C., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Cook, K. H., Freeman, K. C., ...
We report the discovery of 45 beat Cepheids in the Large Magellanic Cloud (LMC) using the MACHO Project photometry database. The variables which are pulsating simultaneously in two radial modes are...
Theory of Exploring the Dark Halo with Microlensing 1: Power--Law Models (1994)
Alcock, C., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Cook, K. H., Evans, N. W., ...
The detection of microlensing has opened the way for the development of new methods in galactic astronomy. This series of papers investigates what microlensing can teach us about the structure and...
Loveday, J., Maddox, S. J., Efstathiou, G., Peterson, B. A.
We present clustering measurements for samples of galaxies selected by morphological type and luminosity from the recently completed Stromlo-APM Redshift Survey. Early type galaxies are clustered...
Possible Gravitational Microlensing of a Star in the Large Magellanic Cloud (1993)
Alcock, C., Akerlof, C. W., Allsman, R. A., Axelrod, T. S., Bennett, D. P., Chan, S., ...
There is now abundant evidence for the presence of large quantities of unseen matter surrounding normal galaxies, including our own$^{1,2}$. The nature of this `dark matter' is unknown, except that...
Hanson, C. A., Frizzera, G., Patton, D. F., Peterson, B. A., McClain, K. L., Gajl-Peczalska, K. J., ...
Castleman's disease is a morphologically and clinically heterogeneous lymphoproliferative disorder. Both a localized benign variant and an aggressive form with systemic manifestations have been...