Kessler, Richard, Becker, Andrew, Cinabro, David, Vanderplas, Jake, Frieman, Joshua A., Marriner, John, ...
We present measurements of the Hubble diagram for 103 Type Ia supernovae (SNe) with redshifts 0.04 < z < 0.42, discovered during the first season (Fall 2005) of the Sloan Digital Sky Survey-II...
The Sloan Digital Sky Survey-II: Photometry and Supernova Ia Light Curves from the 2005 data (2009)
Holtzman, Jon A., Marriner, John, Kessler, Richard, Sako, Masao, Dilday, Ben, Frieman, Joshua A., ...
We present ugriz light curves for 146 spectroscopically confirmed or spectroscopically probable Type Ia supernovae from the 2005 season of the SDSS-II Supernova survey. The light curves have been...
The Carnegie Supernova Project: First Near-Infrared Hubble Diagram to z~0.7 (2009)
Freedman, Wendy L., Burns, Christopher R., Phillips, M. M., Wyatt, Pamela, Persson, S. E., Madore, Barry F., ...
The Carnegie Supernova Project (CSP) is designed to measure the luminosity distance for Type Ia supernovae (SNe Ia) as a function of redshift, and to set observational constraints on the dark energy...
First-Year Spectroscopy for the SDSS-II Supernova Survey (2008)
Zheng, Chen, Romani, Roger W., Sako, Masao, Marriner, John, Bassett, Bruce, Becker, Andrew, ...
This paper presents spectroscopy of supernovae discovered in the first season of the Sloan Digital Sky Survey-II Supernova Survey. This program searches for and measures multi-band light curves of...
The sloan digital sky survey-II supernova survey: technical summary (2008)
Frieman, Joshua A., Bassett, Bruce, Becker, Andrew, Choi, Changsu, Cinabro, David, DeJongh, Fritz, ...
First-year spectroscopy for the sloan digital sky survey - II. Supernova survey (2008)
Zheng, Chen, Romani, Roger W., Sako, Masao, Marriner, John, Bassett, Bruce, Becker, Andrew, ...
Elebert, P., Callanan, Paul J., Filippenko, Alexei V., Garnavich, Peter M., Mackie, Glen H., Hill, John M., ...
We present phase resolved optical photometry and spectroscopy of the accreting millisecond pulsar HETE J1900.1−2455. Our R-band light curves exhibit a sinusoidal modulation, at close to the...
Elebert, P., Callanan, Paul J., Filippenko, Alexei V., Garnavich, Peter M., Mackie, Glen H., Hill, John M., ...
We present phase resolved optical photometry and spectroscopy of the accreting millisecond pulsar HETE J1900.1−2455. Our R-band light curves exhibit a sinusoidal modulation, at close to the...
Elebert, P., Callanan, Paul J., Filippenko, Alexei V., Garnavich, Peter M., Mackie, Glen H., Hill, John M., ...
We present phase resolved optical photometry and spectroscopy of the accreting millisecond pulsar HETE J1900.1−2455. Our R-band light curves exhibit a sinusoidal modulation, at close to the...
Elebert, P., Callanan, Paul J., Filippenko, Alexei V., Garnavich, Peter M., Mackie, Glen H., Hill, John M., ...
We present phase resolved optical photometry and spectroscopy of the accreting millisecond pulsar HETE J1900.1−2455. Our R-band light curves exhibit a sinusoidal modulation, at close to the...
Elebert, P., Callanan, Paul J., Filippenko, Alexei V., Garnavich, Peter M., Mackie, Glen H., Hill, John M., ...
We present phase resolved optical photometry and spectroscopy of the accreting millisecond pulsar HETE J1900.1−2455. Our R-band light curves exhibit a sinusoidal modulation, at close to the...
Saurabh Jha, Peter M. Garnavich, Robert P. Kirshner, Peter Challis, Alicia M. Soderberg, Lucas M. Macri, ...
We present optical and near-infrared photometry and spectroscopy of the Type Ia SN 1998bu in the Leo I Group galaxy M96 (NGC 3368). The data set consists of 356 photometric measurements and 29...
mpahre=cfa.harvard.edu, mgarcia=cfa.harvard.edu, aszentgyorgyi=cfa.harvard.edu AND (2007)
Peter M. Garnavich, Saurabh Jha, Michael A. Pahre, Krzysztof Z. Stanek, Robert P. Kirshner, Michael R. Garcia, ...
We present near-infrared and optical observations of the afterglow to the gamma-ray burst 991216 obtained with the Fred L. Whipple Observatory 1.2 m telescope and the University of Hawaii 2.2 m...
Saurabh Jha Michael, Michael A. Pahre, Peter M. Garnavich, Michael L. Calkins, Thomas Matheson, Jonathan C. Mcdowell, ...
The gamma-ray burst (GRB) 010222 is the brightest GRB detected to date by the BeppoSAX satellite. Prompt identification of the associated optical transient (OT) allowed for spectroscopy with the...
The Elongated Structure of the Hercules dSph from Deep LBT Imaging (2007)
Coleman, Matthew G., Martin, Nicolas F., Rix, Hans-Walter, Sand, David J., Bell, Eric F., ...
We present a deep, wide-field photometric survey of the newly-discovered Hercules dwarf spheroidal galaxy, based on data from the Large Binocular Telescope. Images in B, V and r were obtained with...
The peculiar SN 2005hk: Do some type Ia supernovae explode as deflagrations? (2007)
Phillips, M. M., Li, Weidong, Frieman, Joshua A., Blinnikov, S. I., DePoy, Darren, Prieto, José L., ...
Coleman, Matthew G., Martin, Nicolas F., Rix, Hans-Walter, Sand, David J., Bell, Eric F., ...
We present a deep, wide-field photometric survey of the newly discovered Hercules dwarf spheroidal galaxy (dSph), based on data from the Large Binocular Telescope. Images in B, V, and r were obtained...
The peculiar SN 2005hk: Do some type ia supernovae explode as deflagrations? (2007)
Phillips, M. M., Li, Weidong, Frieman, Joshua A., Blinnikov, S. I., DePoy, Darren, Prietro, Jose L., ...
Publicación ISI
The peculiar SN 2005hk: Do some type ia supernovae explode as deflagrations? (2007)
Phillips, M. M., Li, Weidong, Frieman, Joshua A., Blinnikov, S. I., DePoy, Darren, Prietro, Jose L., ...
Publicación ISI
Krisciunas, Kevin, Garnavich, Peter M., Stanishev, Vallery, Suntzeff, Nicholas B., Prieto, Jose Luis, Espinoza, Juan, ...
We present optical (UBVRI) and near-infrared (YJHK) photometry of the normal Type Ia supernova 2004S. We also present eight optical spectra and one near-IR spectrum of SN 2004S. The light curves and...
Photometry of the Type Ia Supernovae 1999cc, 1999cl, and 2000cf (2005)
Krisciunas, Kevin, Prieto, Jose Luis, Garnavich, Peter M., Riley, Jessica-Lynn G., Rest, Armin, Stubbs, Christopher, ...
We present previously unpublished BVRI photometry of the Type Ia supernovae 1999cc and 2000cf along with revised photometry of SN 1999cl. We confirm that SN 1999cl is reddened by highly non-standard...
Supernova Cosmology and the ESSENCE project (2005)
Sollerman, Jesper, Aguilera, Claudio, Becker, Andy, Blondin, Stephane, Challis, Pete, Clocchiatti, Alejandro, ...
The proper usage of Type Ia supernovae (SNe Ia) as distance indicators has revolutionized cosmology, and added a new dominant component to the energy density of the Universe, dark energy. Following...
UBVRI Light Curves of 44 Type Ia Supernovae (2005)
Jha, Saurabh, Kirshner, Robert P., Challis, Peter, Garnavich, Peter M., Matheson, Thomas
We present UBVRI photometry of 44 type-Ia supernovae (SN Ia) observed from 1997 to 2001 as part of a continuing monitoring campaign at the Fred Lawrence Whipple Observatory of the Harvard-Smithsonian...
Hubble Space Telescope Observations of Nine High-Redshift ESSENCE Supernovae (2005)
Krisciunas, Kevin, Garnavich, Peter M., Challis, Peter, Prieto, Jose Luis, Riess, A. G., Barris, B., ...
We present broad-band light curves of nine supernovae ranging in redshift from 0.5 to 0.8. The supernovae were discovered as part of the ESSENCE project, and the light curves are a combination of...
Riess, Adam G., Li, Weidong, Stetson, Peter B., Filippenko, Alexei V., Jha, Saurabh, Kirshner, Robert P., ...
We report observations of two nearby Type Ia supernovae (SNe Ia) for which observations of Cepheid variables in the host galaxies have been obtained with the Hubble Space Telescope: SN 1994ae in NGC...
Molecular Shocks in Herbig-Haro 1 (2004)
Noriega-Crespo, Alberto, Garnavich, Peter M.
We present low resolution, inrared spectroscopic observations (1.2-2.4µm) near two optical condensations (A&G) of the leading working surface of Herbig-Haro object 1, in order to study the nature of...
The late-time light curve of the Type Ia supernova 2000cx (2004)
Sollerman, Jesper, Lindahl, Jan, Kozma, Cecilia, Challis, Peter, Filippenko, Alexei V., Fransson, Claes, ...
We have conducted a systematic and comprehensive monitoring programme of the Type Ia supernova 2000cx at late phases using the VLT and HST. The VLT observations cover phases 360 to 480 days past...
KH 15D: Gradual Occultation of a Pre-Main-Sequence Binary (2003)
Winn, Joshua N., Holman, Matthew J., Johnson, John A., Stanek, Krzysztof Z., Garnavich, Peter M.
We propose that the extraordinary ``winking star'' KH 15D is an eccentric pre-main-sequence binary that is gradually being occulted by an opaque screen. This model accounts for the periodicity,...
Limits on eclipses of the pre-main-sequence star KH 15D in the first half of the 20th century (2003)
Winn, Joshua N., Garnavich, Peter M., Stanek, K. Z., Sasselov, Dimitar D.
Over the last decade, the pre-main sequence star KH 15D has exhibited periodic eclipses that are surprisingly deep (~3 mag) and long-lasting (~40% of the 48.4-day period). The cause of the eclipses...
Confirmation of SBS 1150+599A As An Extremely Metal-Poor Planetary Nebula (2002)
Jacoby, George, Feldmeier, John, Claver, Charles F., Garnavich, Peter M., Noriega-Crespo, Alberto, Bond, Howard E., ...
SBS 1150+599A is a blue stellar object at high galactic latitude discovered in the Second Byurakan Survey. New high-resolution images of SBS 1150+599A are presented, demonstrating that it is very...
Leonard, Douglas C., Filippenko, Alexei V., Li, Weidong, Matheson, Thomas, Kirshner, Robert P., Chornock, Ryan, ...
We present optical spectra and photometry sampling the first six months after discovery of supernova (SN) 1999gi in NGC 3184. SN 1999gi is shown to be a Type II-plateau event with a photometric...
Pun, Chun S. J., Michael, Eli, Zhekov, Svetozar A., McCray, Richard, Garnavich, Peter M., Challis, Peter M., ...
We report and interpret HST/STIS long-slit observations of the optical and ultraviolet (1150 - 10270 Angstrom) emission-line spectra of the rapidly brightening Spot 1 on the equatorial ring of SN...
The Optical Afterglow of GRB 011211 (2002)
Holland, Stephen T., Soszynski, I., Gladders, Michael D., Barrientos, L. F., Berlind, P., Bersier, David, ...
We present early-time optical photometry and spectroscopy of the optical afterglow of the gamma-ray burst GRB 011211. The spectrum of the optical afterglow contains several narrow metal lines which...
The Optical Proper Motions of HH 7-11 and Cep E (HH 377) (2001)
Noriega-Crespo, Alberto, Garnavich, Peter M.
A key ingredient in understanding the dynamics of stellar outflows is their proper motion. We have used optical images in the [SII] emission at 6717/31 A and the red Digitized Palomar Observatory Sky...
The Luminosity of SN 1999by in NGC 2841 and the Nature of `Peculiar' Type Ia Supernovae (2001)
Garnavich, Peter M., Bonanos, Alceste Z., Krisciunas, Kevin, Jha, Saurabh, Kirshner, Robert P., Schlegel, Eric M., ...
We present UBVRIJHK photometry and optical spectroscopy of the so-called 'peculiar' Type Ia supernova 1999by in NGC 2841. The observations began one week before visual maximum light which is...
The Redshift of the Optical Transient Associated with GRB 010222 (2001)
Jha, Saurabh, Pahre, Michael A., Garnavich, Peter M., Calkins, Michael L., Kilgard, Roy E., Matheson, Thomas, ...
The gamma-ray burst (GRB) 010222 is the brightest GRB detected to date by the BeppoSAX satellite. Prompt identification of the associated optical transient (OT) allowed for spectroscopy with the...
Measuring Time-Dependence of Dark Energy Density from Type Ia Supernova Data (2001)
Wang, Yun, Garnavich, Peter M.
Observations of high redshift supernovae imply an accelerating Universe which can only be explained by an unusual energy component such as vacuum energy or quintessence. To assess the ability of...
On the Spectroscopic Diversity of Type Ia Supernovae (2000)
Hatano, Kazuhito, Branch, David, Lentz, Eric J., Baron, E., Filippenko, Alexei V., Garnavich, Peter M.
A comparison of the ratio of the depths of two absorption features in the spectra of TypeIa supernovae (SNe Ia) near the time of maximum brightness with the blueshift of the deep red Si II absorption...
Optical Spectra of Type Ia Supernovae at z=0.46 and z=1.2 (2000)
Coil, Alison L., Matheson, Thomas, Filippenko, Alexei V., Leonard, Douglas C., Tonry, John, Riess, Adam G., ...
We present optical spectra, obtained with the Keck 10-m telescope, of two high-redshift type Ia supernovae (SNe Ia) discovered by the High-z Supernova Search Team: SN 1999ff at z=0.455 and SN 1999fv...
Multicolor Observations of a Planetary Transit of HD 209458 (2000)
Jha, Saurabh, Charbonneau, David, Garnavich, Peter M., Sullivan, Denis J., Sullivan, Tiri, Brown, Timothy M., ...
We present B, V, R, I and Z-band photometric observations of HD 209458 during the transit by its planetary companion on UT 1999 November 15 with the University of Hawaii 0.6m and 2.2m telescopes and...
Riess, Adam G., Filippenko, Alexei V., Liu, Michael C., Challis, Peter, Clocchiatti, Alejandro, Diercks, Alan, ...
We have measured the rest-frame B,V, and I-band light curves of a high-redshift type Ia supernova (SN Ia), SN 1999Q (z=0.46), using HST and ground-based near-infrared detectors. A goal of this study...
BVRI Light Curves for 22 Type Ia Supernovae (1998)
Riess, Adam G., Kirshner, Robert P., Schmidt, Brian P., Jha, Saurabh, Challis, Peter, Garnavich, Peter M., ...
We present 1210 Johnson/Cousins B,V,R, and I photometric observations of 22 recent type Ia supernovae (SNe Ia): SN 1993ac, SN 1993ae, SN 1994M, SN 1994S, SN 1994T, SN 1994Q, SN 1994ae, SN 1995D, SN...
ISOCAM Molecular Hydrogen Images of the Cep E Outflow (1998)
Noriega-Crespo, Alberto, Garnavich, Peter M., Molinari, Sergio
The physical characteristics of Cepheus E (Cep E) `embedded' outflow are analyzed using ISOCAM images in the v=0-0 S(5) 6.91 um and S(3) 9.66 um molecular hydrogen lines. We find that the morphology...
Riess, Adam G., Filippenko, Alexei V., Challis, Peter, Clocchiattia, Alejandro, Diercks, Alan, Garnavich, Peter M., ...
We present observations of 10 type Ia supernovae (SNe Ia) between 0.16 < z < 0.62. With previous data from our High-Z Supernova Search Team, this expanded set of 16 high-redshift supernovae and 34...