Dong, Subo, Bond, I. A., Gould, A., Kozlowski, Szymon, Miyake, N., Gaudi, B. S., ...
We report the detection of the cool, Jovian-mass planet MOA-2007-BLG-400Lb. The planet was detected in a high-magnification microlensing event (with peak magnification A_max = 628) in which the...
Bennett, D. P., Bond, I. A., Udalski, A., Sumi, T., Abe, F., Fukui, A., ...
We report the detection of an extrasolar planet of mass ratio q ~ 2 x 10^(-4) in microlensing event MOA-2007-BLG-192. The best fit microlensing model shows both the microlensing parallax and finite...
OGLE-2005-BLG-071Lb, the Most Massive M-Dwarf Planetary Companion? (2008)
Dong, Subo, Gould, Andrew, Udalski, Andrzej, Anderson, Jay, Christie, G. W., Gaudi, B. S., ...
We combine all available information to constrain the nature of OGLE-2005-BLG-071Lb, the second planet discovered by microlensing and the first in a high-magnification event. These include...
Sako, T., Sekiguchi, T., Sasaki, M., Okajima, K., Abe, F., Bond, I. A., ...
We have developed a wide-field mosaic CCD camera, MOA-cam3, mounted at the prime focus of the Microlensing Observations in Astrophysics (MOA) 1.8-m telescope. The camera consists of ten E2V CCD4482...
Discovery of a Jupiter/Saturn Analog with Gravitational Microlensing (2008)
Gaudi, B. S., Bennett, D. P., Udalski, A., Gould, A., Christie, G. W., Maoz, D., ...
Searches for extrasolar planets have uncovered an astonishing diversity of planetary systems, yet the frequency of solar system analogs remains unknown. The gravitational microlensing planet search...
The WFCAM Science Archive (2007)
Hambly, N. C., Collins, R. S., Cross, N. J. G., Mann, R. G., Read, M. A., Sutorius, E. T. W., ...
We describe the WFCAM Science Archive (WSA), which is the primary point of access for users of data from the wide-field infrared camera WFCAM on the United Kingdom Infrared Telescope (UKIRT),...
Determination of stellar shape in microlensing event MOA 2002-BLG-33 (2006)
Rattenbury, N.J., Abe, F., Bennett, D.P., Bond, I.A., Calitz, J.J., Claret, A., ...
We report a measurement of the shape of the source star in microlensing event MOA 2002-BLG-33. The lens for this event was a close binary whose centre-of-mass passed almost directly in front of the...
Determination of stellar shape in microlensing event MOA 2002-BLG-33 (2006)
Rattenbury, N.J., Abe, F., Bennett, D.P., Bond, I.A., Calitz, J.J., Claret, A., ...
We report a measurement of the shape of the source star in microlensing event MOA 2002-BLG-33. The lens for this event was a close binary whose centre-of-mass passed almost directly in front of the...
Determination of stellar shape in microlensing event MOA 2002-BLG-33 (2006)
Rattenbury, N.J., Abe, F., Bennett, D.P., Bond, I.A., Calitz, J.J., Claret, A., ...
We report a measurement of the shape of the source star in microlensing event MOA 2002-BLG-33. The lens for this event was a close binary whose centre-of-mass passed almost directly in front of the...
Microlens OGLE-2005-BLG-169 Implies Cool Neptune-Like Planets are Common (2006)
Gould, A., Udalski, A., An, D., Bennett, D. P., Dong, S., ...
We detect a Neptune mass-ratio (q~8e-5) planetary companion to the lens star in the extremely high-magnification (A~800) microlensing event OGLE-2005-BLG-169. If the parent is a main-sequence star,...
Potential Direct Single-Star Mass Measurement (2005)
Ghosh, H., Depoy, D.L., Gal-Yam, A., Gaudi, B.S., Gould, A., Han, C., ...
We analyze the lightcurve of the microlensing event OGLE-2003-BLG-175/MOA-2003-BLG-45 and show that it has two properties that, when combined with future high resolution astrometry, could lead to a...
A Jovian-mass Planet in Microlensing Event OGLE-2005-BLG-071 (2005)
Udalski, A., Jaroszynski, M., Paczynski, B., Kubiak, M., Szymanski, M. K., Soszynski, I., ...
We report the discovery of a several-Jupiter mass planetary companion to the primary lens star in microlensing event OGLE-2005-BLG-071. Precise (
The MOA 1.8-metre alt-az wide-field survey telescope and the MOA project (2005)
Hearnshaw, J. B., Abe, F., Bond, I. A., Gilmore, A. C., Itow, Y., Kamiya, K., ...
A new 1.8-m wide-field alt-az survey telescope was installed at Mt John University Observatory in New Zealand in October 2004. The telescope will be dedicated to the MOA (Microlensing Observations in...
Determination of stellar shape in microlensing event MOA 2002-BLG-33 (2005)
Rattenbury, N. J., Abe, F., Bennett, D. P., Bond, I. A., Calitz, J. J., Claret, A., ...
We report a measurement of the shape of the source star in microlensing event MOA 2002-BLG-33. The lens for this event was a close binary whose centre-of-mass passed almost directly in front of the...
A dearth of planetary transits in the direction of NGC 6940 (2005)
Hood, Ben, Cameron, Andrew Collier, Kane, Stephen R., Bramich, D. M., Horne, Keith, Street, Rachel A., ...
We present results of our survey for planetary transits in the field of NGC 6940. We think nearly all of our observed stars are field stars. We have obtained high precision (3-10 millimags at the...
A Jovian-mass Planet in Microlensing Event OGLE-2005-BLG-071 (2005)
Udalski, A., Jaroszynski, M., Paczynski, B., Kubiak, M., Szymanski, M. K., Soszynski, I., ...
We report the discovery of a several-Jupiter mass planetary companion to the primary lens star in microlensing event OGLE-2005-BLG-071. Precise (
A Survey for Planetary Transits in the Field of NGC 7789 (2005)
Bramich, D. M., Horne, Keith, Bond, I. A., Street, R. A., Cameron, A. Collier, Hood, B., ...
We present results from 30 nights of observations of the open cluster NGC 7789 with the WFC camera on the INT telescope in La Palma. From ~900 epochs, we obtained lightcurves and Sloan r-i colours...
Multiple Outbursts of a Cataclysmic Variable in the Globular Cluster M22 (2005)
Bond, I. A., Abe, F., Eguchi, S., Furuta, Y., Hearnshaw, J. B., Kamiya, K., ...
We present a 4 year light curve of a cataclysmic variable in M22, based on an analysis of accumulated data from the MOA microlensing survey. The position of the star coincides with that of a...
Determination of stellar shape in microlensing event MOA 2002-BLG-33 (2005)
Rattenbury, N.J., Abe, F., Bennett, D.P., Bond, I.A., Calitz, J.J., Claret, A., ...
We report a measurement of the shape of the source star in microlensing event MOA 2002-BLG-33. The lens for this event was a close binary whose centre-of-mass passed almost directly in front of the...
A Jovian-mass Planet in Microlensing Event OGLE-2005-BLG-071 (2005)
Udalski, A., Jaroszynski, M., Paczynski, B., Kubiak, M., Szymanski, M. K., Soszynski, I., ...
We report the discovery of a several-Jupiter mass planetary companion to the primary lens star in microlensing event OGLE-2005-BLG-071. Precise (
Determination of stellar shape in microlensing event MOA 2002-BLG-33 (2005)
Rattenbury, N.J., Abe, F., Bennett, D.P., Bond, I.A., Calitz, J.J., Claret, A., ...
We report a measurement of the shape of the source star in microlensing event MOA 2002-BLG-33. The lens for this event was a close binary whose centre-of-mass passed almost directly in front of the...
A Jovian-mass Planet in Microlensing Event OGLE-2005-BLG-071 (2005)
Udalski, A., Jaroszynski, M., Paczynski, B., Kubiak, M., Szymanski, M. K., Soszynski, I., ...
We report the discovery of a several-Jupiter mass planetary companion to the primary lens star in microlensing event OGLE-2005-BLG-071. Precise (
Ashley, Michael C., Bailey, Jeremy A., Bedding, Timothy R., Blake, Christopher J., Bland-Hawthorn, Jonathan, Bond, I. A., ...
The cold, dry, and stable air above the summits of the Antarctic plateau provides the best ground-based observing conditions from optical to sub-millimetre wavelengths to be found on the Earth....
Ashley, Michael C., Bailey, Jeremy A., Bedding, Timothy R., Blake, Christopher J., Bland-Hawthorn, Jonathan, Bond, I. A., ...
The cold, dry, and stable air above the summits of the Antarctic plateau provides the best ground-based observing conditions from optical to sub-millimetre wavelengths to be found on the Earth....
Ashley, Michael C., Bailey, Jeremy A., Bedding, Timothy R., Blake, Christopher J., Bland-Hawthorn, Jonathan, Bond, I. A., ...
The cold, dry, and stable air above the summits of the Antarctic plateau provides the best ground-based observing conditions from optical to sub-millimetre wavelengths to be found on the Earth....
Ashley, Michael C., Bailey, Jeremy A., Bedding, Timothy R., Blake, Christopher J., Bland-Hawthorn, Jonathan, Bond, I. A., ...
The cold, dry, and stable air above the summits of the Antarctic plateau provides the best ground-based observing conditions from optical to sub-millimetre wavelengths to be found on the Earth....
Burton, M. G., Lawrence, J., Ashley, M. C. B., Bailey, J. A., Blake, C., Bedding, T. R., ...
The cold, dry and stable air above the summits of the Antarctic plateau provides the best ground-based observing conditions from optical to sub-mm wavelengths to be found on the Earth. PILOT is a...
Search for Low-Mass Exoplanets by Gravitational Microlensing at High Magnification (2004)
Abe, F., Bennett, D. P., Bond, I. A., Eguchi, S., Furuta, Y., Hearnshaw, J. B., ...
Observations of the gravitational microlensing event MOA 2003-BLG-32/OGLE 2003-BLG-219 are presented for which the peak magnification was over 500, the highest yet reported. Continuous observations...
OGLE 2003-BLG-235/MOA 2003-BLG-53: A planetary microlensing event (2004)
Bond, I. A., Udalski, A., Jaroszynski, M., Rattenbury, N. J., Paczynski, B., Soszynski, I., ...
We present observations of the unusual microlensing event OGLE 2003-BLG-235/MOA 2003-BLG-53. In this event a short duration (~7 days) low amplitude deviation in the light curve due a single lens...
OGLE 2003--BLG--235/MOA 2003--BLG--53: A planetary microlensing (2004)
I. A. Bond, A. Udalski, M. Jaroszynski, N. J. Rattenbury, B. Paczynski, I. Soszynski, ...
We present observations of the unusual microlensing event OGLE 2003--BLG-- 235/MOA 2003--BLG--53. In this event a short duration ( 7 days) low amplitude deviation in the light curve due a single lens...
MOA 2003-BLG-37: A Bulge Jerk-Parallax Microlens Degeneracy (2004)
DePoy, D. L., Gaudi, B. S., Gould, A., Han, C., Pogge, R. W., ...
We analyze the Galactic bulge microlensing event MOA-2003-BLG-37. Although the Einstein timescale is relatively short, t_e=43 days, the lightcurve displays deviations consistent with parallax effects...
Potential Direct Single-Star Mass Measurement (2004)
Ghosh, H., Depoy, D.L., Gal-Yam, A., Gaudi, B.S., Gould, A., Han, C., ...
We analyze the lightcurve of the microlensing event OGLE-2003-BLG-175/MOA-2003-BLG-45 and show that it has two properties that, when combined with future high resolution astrometry, could lead to a...
Potential Direct Single-Star Mass Measurement (2004)
Ghosh, H., Depoy, D.L., Gal-Yam, A., Gaudi, B.S., Gould, A., Han, C., ...
We analyze the lightcurve of the microlensing event OGLE-2003-BLG-175/MOA-2003-BLG-45 and show that it has two properties that, when combined with future high resolution astrometry, could lead to a...
Searching For Planetary Transits In The Open Cluster NGC 7789 (2003)
Bramich, D. M., Horne, K. D., Bond, I. A.
Open clusters are ideal targets for searching for transiting Hot Jupiters. They provide a relatively large concentration of stars on the sky and cluster members have similar metallicities, ages and...
Probing the atmosphere of a solar-like star by galactic microlensing at high magnification (2003)
Abe, F., Bennett, D. P., Bond, I. A., Calitz, J. J., Claret, A., Cook, K. H., ...
We report a measurement of limb darkening of a solar-like star in the very high magnification microlensing event MOA 2002-BLG-33. A 15 hour deviation from the light curve profile expected for a...
Sumi, T., Abe, F., Bond, I. A., Dodd, R. J., Hearnshaw, J. B., Honda, M., ...
We analyze the data of the gravitational microlensing survey carried out by by the MOA group during 2000 towards the Galactic Bulge (GB). Our observations are designed to detect efficiently high...
Planetary Microlensing at High Magnification (2002)
Rattenbury, N. J., Bond, I. A., Skuljan, J., Yock, P. C. M.
Simulations of planetary microlensing at high magnification that were carried out on a cluster computer are presented. It was found that the perturbations due to two-thirds of all planets occur in...
Noda, S., Takeuti, M., Abe, F., Bond, I. A., Dodd, R. J., Hearnshaw, J. B., ...
One hundred and forty six long-period red variable stars in the Large Magellanic Cloud (LMC) from the three year MOA project database were analysed. A careful periodic analysis was performed on these...
Bond, I. A., Abe, F., Dodd, R. J., Hearnshaw, J. B., Kilmartin, P. M., Masuda, K., ...
Gravitational microlensing events of high magnification have been shown to be promising targets for detecting extrasolar planets. However, only a few events of high magnification have been found...
Bond, I. A., Rattenbury, N. J., Skuljan, J., Abe, F., Dodd, R. J., Hearnshaw, J. B., ...
A search for extra-solar planets was carried out in three gravitational microlensing events of high magnification, MACHO 98-BLG-35, MACHO 99-LMC-2, and OGLE 00-BUL-12. Photometry was derived from...
Real-Time Difference Imaging Analysis of MOA Galactic Bulge Observations During 2000 (2001)
Bond, I. A., Abe, F., Dodd, R. J., Hearnshaw, J. B., Honda, M., Jugaku, J., ...
We describe observations carried out by the MOA group of the Galactic Bulge during 2000 that were designed to detect efficiently gravitational microlensing of faint stars in which the magnification...
Discovery of the optical counterpart and early optical observations of GRB 990712 (2000)
Sahu, K.C., Vreeswijk, P.M., Bakos, G., Menzies, J.W., Bragaglia, A., Frontera, F., ...
Photometry of pulsating stars in the Magellanic Clouds as observed in the MOA project (1999)
Hearnshaw, J. B., Bond, I. A., Rattenbury, N. J., Noda, S., Takeuti, M., Abe, F., ...
A review of the MOA (Microlensing Observations in Astrophysics) project is presented. MOA is a collaboration of approximately 30 astronomers from New Zealand and Japan established with the aim 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...
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...