Publications (103)
The Low-Velocity, Rapidly Fading Type Ia Supernova 2002es
Mohan Ganeshalingam, Weidong Li, Alexei V. Filippenko +8
Optical Photometry and Spectroscopy of the SN 1998bw-like Type Ic Supernova 2002ap
Ryan J. Foley, Marina S. Papenkova, Brandon J. Swift +6
Multiple Images of a Highly Magnified Supernova Formed by an Early-Type Cluster Galaxy Lens
Patrick L. Kelly, Steven A. Rodney, Tommaso Treu +28
First-Year Spectroscopy for the SDSS-II Supernova Survey
Chen Zheng, Roger W. Romani, Masao Sako +77
Nearby Supernova Rates from the Lick Observatory Supernova Search. II. The Observed Luminosity Functions and Fractions of Supernovae in a Complete Sample
Weidong Li, Jesse Leaman, Ryan Chornock +8
A luminous, blue progenitor system for a type-Iax supernova
Curtis McCully, Saurabh W. Jha, Ryan J. Foley +6
On Spectral Line Profiles in Type Ia Supernova Spectra
Ryan J. Foley
Optical Spectroscopy of the Somewhat Peculiar Type IIb Supernova 2001ig
Jeffrey M. Silverman, Paolo Mazzali, Ryan Chornock +5
SubmilliJansky Transients in Archival Radio Observations
Geoffrey C. Bower, Destry Saul, Joshua S. Bloom +4
Velocity Evolution and the Intrinsic Color of Type Ia Supernovae
Ryan J. Foley, Nathan E. Sanders, Robert P. Kirshner
The Chemical Abundances of Tycho G in Supernova Remnant 1572
Jonay I. González Hernández, Pilar Ruiz-Lapuente, Alexei V. Filippenko +3
Ultraviolet Diversity of Type Ia Supernovae
Ryan J. Foley, Yen-Chen Pan, P. Brown +9
The Detection of a Light Echo from the Type Ia Supernova 2006X in M100
Xiaofeng Wang, Weidong Li, Alexei V. Filippenko +3
After the Fall: Late-Time Spectroscopy of Type IIP Supernovae
Jeffrey M. Silverman, Stephanie Pickett, J. Craig Wheeler +11
Circumstellar Material in Type Ia Supernovae via Sodium Absorption Features
Assaf Sternberg, Avishay Gal-Yam, Josh D. Simon +17
On the Progenitor System of the Type Iax Supernova 2014dt in M61
Ryan J. Foley, Schuyler D. Van Dyk, Saurabh W. Jha +5
Constraining Cosmic Evolution of Type Ia Supernovae
Ryan J. Foley, A. V. Filippenko, C. Aguilera +27
Signatures of Delayed Detonation, Asymmetry, and Electron Capture in the Mid-Infrared Spectra of Supernovae 2003hv and 2005df
Christopher L. Gerardy, W. P. S. Meikle, Rubina Kotak +10
Late-time observations of SN2006gy: Still Going Strong
Nathan Smith, Ryan J. Foley, Joshua S. Bloom +9
Photometric Identification of Young Stripped-Core Supernovae
Avishay Gal-Yam, Dovi Poznanski, Dan Maoz +2
The Changing Fractions of Type Ia Supernova NUV-Optical Subclasses with Redshift
Peter A. Milne, Ryan J. Foley, Peter J. Brown +1
Luminosity Indicators in the Ultraviolet Spectra of Type Ia Supernovae
Ryan J. Foley, Alexei V. Filippenko, Saurabh W. Jha
Metallicity Differences in Type Ia Supernova Progenitors Inferred from Ultraviolet Spectra
Ryan J. Foley, Robert P. Kirshner
Photometric and Spectroscopic Properties of Type II-P Supernovae
Tamar Faran, Dovi Poznanski, Alexei V. Filippenko +9
SN~2012cg: Evidence for Interaction Between a Normal Type Ia Supernova and a Non-Degenerate Binary Companion
G. H. Marion, Peter J. Brown, Jozsef Vinkó +26
A Mismatch in the Ultraviolet Spectra between Low-Redshift and Intermediate-Redshift Type Ia Supernovae as a Possible Systematic Uncertainty for Supernova Cosmology
Ryan J. Foley, Alexei V. Filippenko, Richard Kessler +11
Kinematics and Host-Galaxy Properties Suggest a Nuclear Origin for Calcium-Rich Supernova Progenitors
Ryan J. Foley
Supernovae in the Subaru Deep Field: An Initial Sample, and Type Ia Rate, out to Redshift 1.6
Dovi Poznanski, Dan Maoz, Naoki Yasuda +12
Photospheric-Phase Spectropolarimetry and Nebular-Phase Spectroscopy of the Peculiar Type Ic Supernova 2002ap
Douglas C. Leonard, Alexei V. Filippenko, Ryan Chornock +1
Circumstellar absorption in double detonation Type Ia supernovae
Ken J. Shen, James Guillochon, Ryan J. Foley
Late-time Spectroscopy of Type Iax Supernovae
Ryan J. Foley, Saurabh W. Jha, Yen-Chen Pan +4
The Calibration of the Swift/UVOT Optical Observations: A Recipe for Photometry
Weidong Li, Saurabh Jha, Alexei V. Filippenko +4
Improved Standardization of Type II-P Supernovae: Application to an Expanded Sample
Dovi Poznanski, Nathaniel Butler, Alexei V. Filippenko +16
Disappearance of the Progenitor of Supernova iPTF13bvn
Gastón Folatelli, Schuyler D. Van Dyk, Hanindyo Kuncarayakti +13
The Type Ia Supernova Color-Magnitude Relation and Host Galaxy Dust: A Simple Hierarchical Bayesian Model
Kaisey S. Mandel, Daniel Scolnic, Hikmatali Shariff +2
On the Progenitor of the Type IIb Supernova 2016gkg
Charles D. Kilpatrick, Ryan J. Foley, Louis E. Abramson +7
Berkeley Supernova Ia Program I: Observations, Data Reduction, and Spectroscopic Sample of 582 Low-Redshift Type Ia Supernovae
Jeffrey M. Silverman, Ryan J. Foley, Alexei V. Filippenko +37
Type Iax Supernovae: A New Class of Stellar Explosion
Ryan J. Foley, P. J. Challis, R. Chornock +19
Type IIb Supernova SN 2011dh: Spectra and Photometry from the Ultraviolet to the Near-Infrared
G. H. "Howie'' Marion, Jozsef Vinko, Robert P. Kirshner +26
Supernovae in the Subaru Deep Field: the rate and delay-time distribution of type Ia supernovae out to redshift 2
Or Graur, Dovi Poznanski, Dan Maoz +9
Dust Formation and He II 4686 emission in the Dense Shell of the Peculiar Type Ib Supernova 2006jc
Nathan Smith, Ryan J. Foley, Alexei V. Filippenko
CfAIR2: Near Infrared Light Curves of 94 Type Ia Supernovae
Andrew S. Friedman, W. M. Wood-Vasey, G. H. Marion +18
Evidence for Spectropolarimetric Diversity in Type Ia Supernovae
Douglas C. Leonard, Weidong Li, Alexei V. Filippenko +2
The Diversity of Massive Star Outbursts I: Observations of SN 2009ip, UGC 2773 OT2009-1, and Their Progenitors
Ryan J. Foley, Edo Berger, Ori Fox +5
Extensive HST Ultraviolet Spectra and Multi-wavelength Observations of SN 2014J in M82 Indicate Reddening and Circumstellar Scattering by Typical Dust
Ryan J. Foley, O. D. Fox, C. McCully +20
Spectral Evolution of the Extraordinary Type IIn Supernova 2006gy
Nathan Smith, Ryan Chornock, Jeffrey M. Silverman +2
Spectropolarimetry of the Peculiar Type Ia SN 2005hk
Ryan Chornock, Alexei V. Filippenko, David Branch +3
Keck and ESO-VLT View of the Symmetry of the Ejecta of the XRF/SN 2006aj
Paolo A. Mazzali, Ryan J. Foley, Jinsong Deng +11
Spectroscopic Discovery of the Broad-Lined Type Ic Supernova 2010bh Associated with the Low-Redshift GRB 100316D
Ryan Chornock, Edo Berger, Emily M. Levesque +14
The binary progenitor of Tycho Brahe's 1572 supernova
Pilar Ruiz-Lapuente, Fernando Comeron, Javier Mendez +8
SN 2006jc: A Wolf-Rayet Star Exploding in a Dense He-Rich Circumstellar Medium
Ryan J. Foley, Nathan Smith, Mohan Ganeshalingam +3
Optical and ultraviolet spectroscopic analysis of SN 2011fe at late times
Brian Friesen, E. Baron, Jerod T. Parrent +16
A Spectroscopic Study of Type Ibc Supernova Host Galaxies from Untargeted Surveys
Nathan E. Sanders, Alicia M. Soderberg, Emily M. Levesque +8
SN 2005bf: A Possible Transition Event Between Type Ib/c Supernovae and Gamma Ray Bursts
Gaston Folatelli, Carlos Contreras, M. M. Phillips +22
On the Progenitors of Two Type II-P Supernovae in the Virgo Cluster
Weidong Li, Xiaofeng Wang, Schuyler D. Van Dyk +3
The Type Ia Supernova Rate in Redshift 0.5--0.9 Galaxy Clusters
Keren Sharon, Avishay Gal-Yam, Dan Maoz +14
Color Dispersion and Milky Way Reddening Among Type Ia Supernovae
Daniel M. Scolnic, Adam G. Riess, Ryan J. Foley +4
First-year Sloan Digital Sky Survey-II (SDSS-II) Supernova Results: Hubble Diagram and Cosmological Parameters
Richard Kessler, Andrew Becker, David Cinabro +43
The Relation Between Ejecta Velocity, Intrinsic Color, and Host-Galaxy Mass for High-Redshift Type Ia Supernovae
Ryan J. Foley
Early and Late-Time Observations of SN 2008ha: Additional Constraints for the Progenitor and Explosion
Ryan J. Foley, Peter J. Brown, Armin Rest +3
SN 2006tf: Precursor Eruptions and the Optically Thick Regime of Extremely Luminous Type IIn Supernovae
Nathan Smith, Ryan Chornock, Weidong Li +5
Hubble Space Telescope and Ground-Based Observations of the Type Iax Supernovae SN 2005hk and SN 2008A
Curtis McCully, Saurabh W. Jha, Ryan J. Foley +24
SN 2008ha: An Extremely Low Luminosity and Extremely Low Energy Supernova
Ryan J. Foley, Ryan Chornock, Alexei V. Filippenko +9
Late-Time Spectroscopy of SN 2002cx: The Prototype of a New Subclass of Type Ia Supernovae
Saurabh Jha, David Branch, Ryan Chornock +5
Variable Sodium Absorption in a Low-Extinction Type Ia Supernova
Joshua D. Simon, Avishay Gal-Yam, Orly Gnat +18
Illuminating a Dark Lens : A Type Ia Supernova Magnified by the Frontier Fields Galaxy Cluster Abell 2744
Steven A. Rodney, Brandon Patel, Daniel Scolnic +27
High-Velocity Line Forming Regions in the Type Ia Supernova 2009ig
G. H. Marion, Jozsef Vinko, J. Craig Wheeler +13
The First Maximum-Light Ultraviolet through Near-Infrared Spectrum of a Type Ia Supernova
Ryan J. Foley, Markus Kromer, G. Howie Marion +21
Evidence for Type Ia Supernova Diversity from Ultraviolet Observations with the Hubble Space Telescope
Xiaofeng Wang, Lifan Wang, Alexei V. Filippenko +93
The Candidate Progenitor of the Type IIn SN 2010jl is Not an Optically Luminous Star
Ori D. Fox, Schuyler D. Van Dyk, Eli Dwek +8
Short GRB 130603B: Discovery of a jet break in the optical and radio afterglows, and a mysterious late-time X-ray excess
Wen-fai Fong, Edo Berger, Brian D. Metzger +13
SN 2006gy: Discovery of the most luminous supernova ever recorded, powered by the death of an extremely massive star like Eta Carinae
Nathan Smith, Weidong Li, Ryan J. Foley +8
The Absolute Magnitudes of Type Ia Supernovae in the Ultraviolet
Peter J. Brown, Peter W. A. Roming, Peter Milne +19
Dust and the type II-Plateau supernova 2004dj
Peter Meikle, Rubina Kotak, Duncan Farrah +13
A non-spherical core in the explosion of supernova SN 2004dj
Douglas C. Leonard, Alexei V. Filippenko, Mohan Ganeshalingam +9
On the Source of the Dust Extinction in Type Ia Supernovae and the Discovery of Anomalously Strong Na I Absorption
M. M. Phillips, Joshua D. Simon, Nidia Morrell +28
Discovery and Follow-up Observations of the Young Type Ia Supernova 2016coj
WeiKang Zheng, Alexei V. Filippenko, Jon Mauerhan +39
Type Ia Supernovae Strongly Interacting with Their Circumstellar Medium
Jeffrey M. Silverman, Peter E. Nugent, Avishay Gal-Yam +31
Host Galaxy Identification for Supernova Surveys
Ravi R. Gupta, Steve Kuhlmann, Eve Kovacs +57
The Effect of Host Galaxies on Type Ia Supernovae in the SDSS-II Supernova Survey
Hubert Lampeitl, Mathew Smith, Robert C. Nichol +18
A High-Resolution Spectroscopic Search for the Remaining Donor for Tycho's Supernova
Wolfgang E. Kerzendorf, David Yong, Brian P. Schmidt +12
Optical Identification of Cepheids in 19 Host Galaxies of Type Ia Supernovae and NGC 4258 with the Hubble Space Telescope
Samantha L. Hoffmann, Lucas M. Macri, Adam G. Riess +10
A 2.4% Determination of the Local Value of the Hubble Constant
Adam G. Riess, Lucas M. Macri, Samantha L. Hoffmann +12
The Type IIb Supernova 2013df and Its Cool Supergiant Progenitor
Schuyler D. Van Dyk, WeiKang Zheng, Ori D. Fox +10
On the absence of Wind Signatures in GRB Afterglow Spectra: Constraints on the Wolf-Rayet Winds of GRB Progenitors
Hsiao-Wen Chen, Jason X. Prochaska, Enrico Ramirez-Ruiz +3
Very Early Ultraviolet and Optical Observations of the Type Ia Supernova 2009ig
Ryan J. Foley, P. J. Challis, A. V. Filippenko +18
On the Progenitor and Supernova of the SN 2002cx-like Supernova 2008ge
Ryan J. Foley, Armin Rest, Maximilian Stritzinger +6
SN 2006bt: A Perplexing, Troublesome, and Possibly Misleading Type Ia Supernova
Ryan J. Foley, Gautham Narayan, Peter J. Challis +4
Cosmology with Photometrically-Classified Type Ia Supernovae from the SDSS-II Supernova Survey
Heather Campbell, Chris B. D'Andrea, Robert C. Nichol +25
Coronal lines and dust formation in SN 2005ip: Not the brightest, but the hottest Type IIn supernova
Nathan Smith, Jeffrey M. Silverman, Ryan Chornock +7
Revisiting the Lick Observatory Supernova Search Volume-Limited Sample: Updated Classifications and Revised Stripped-Envelope Supernova Fractions
Isaac Shivvers, Maryam Modjaz, Weikang Zheng +11
Maximizing Science in the Era of LSST: A Community-Based Study of Needed US Capabilities
Joan Najita, Beth Willman, Douglas P. Finkbeiner +48
Linking Type Ia Supernova Progenitors and their Resulting Explosions
Ryan J. Foley, Joshua D. Simon, Christopher R. Burns +7
Possible Detection of the Stellar Donor or Remnant for the Type Iax Supernova 2008ha
Ryan J. Foley, Curtis McCully, Saurabh W. Jha +5
The Massive Progenitor of the Possible Type II-Linear Supernova 2009hd in Messier 66
Nancy Elias-Rosa, Schuyler D. Van Dyk, Weidong Li +11
Type Ia Supernova Colors and Ejecta Velocities: Hierarchical Bayesian Regression with Non-Gaussian Distributions
Kaisey S. Mandel, Ryan J. Foley, Robert P. Kirshner
Measuring Ejecta Velocity Improves Type Ia Supernova Distances
Ryan J. Foley, Daniel Kasen
Twins for life? A comparative analysis of the Type Ia supernovae 2011fe and 2011by
Melissa L. Graham, Ryan J. Foley, Weikang Zheng +6
The Subluminous Supernova 2007qd: A Missing Link in a Family of Low-Luminosity Type Ia Supernovae
Colin M. McClelland, Peter M. Garnavich, LluÃs Galbany +12
Optical and Near-Infrared Observations of the Highly Reddened, Rapidly Expanding Type Ia Supernova 2006X in M100
Xiaofeng Wang, Weidong Li, Alexei V. Filippenko +14