Now showing items 1-11 of 11

    • THE CARNEGIE SUPERNOVA PROJECT: ANALYSIS OF THE FIRST SAMPLE OF LOW-REDSHIFT TYPE-Ia SUPERNOVAE 

      Folatelli, Gastón; Phillips, M. M.; Burns, Christopher R.; Contreras, Carlos; Hamuy Wackenhut, Mario; Freedman, Wendy L.; Persson, S. E.; Stritzinger, Maximilian; Suntzeff, Nicholas B.; Krisciunas, Kevin; Boldt, Luis; González Tagle, Sergio; Krzeminski, Wojtek; Morrell, Nidia; Roth, Miguel; Salgado, Francisco; Madore, Barry F.; Murphy, David; Wyatt, Pamela; Li, Weidong; Filippenko, Alexei V.; Miller, Nicole (2010-01)
      An analysis of the first set of low-redshift (z < 0.08) Type Ia supernovae (SNe Ia) monitored by the Carnegie Supernova Project between 2004 and 2006 is presented. The data consist of well-sampled, high-precision ...
    • The Carnegie Supernova Project: First Photometry Data Release of Low-Redshift Type Ia Supernovae 

      Contreras, Carlos; Hamuy Wackenhut, Mario; Phillips, M. M.; Folatelli, Gastón; Suntzeff, Nicholas B.; Persson, S. E.; Stritzinger, Maximilian; Boldt, Luis; González Tagle, Sergio; Krzeminski, Wojtek; Morrell, Nidia; Roth, Miguel; Salgado, Francisco; Maureira, María José; Burns, Christopher R.; Freedman, Wendy L.; Madore, Barry F.; Murphy, David; Wyatt, Pamela; Li, Weidong; Filippenko, Alexei V. (2009-10)
      The Carnegie Supernova Project is a five-year survey being carried out at the Las Cam- panas Observatory to obtain high-quality light curves of 100 low-redshift Type Ia supernovae in a well-defined photometric system. ...
    • Erratum: “The Carnegie Supernova Project. I. Third Photometry Data Release of Lowredshift Type Ia Supernovae and Other White Dwarf Explosions” 

      Krisciunas, Kevin; Contreras, Carlos; Burns, Christopher R.; Phillips, M. M.; Hamuy Wackenhut, Mario; Stritzinger, Maximilian D.; Anais, Jorge; Busta, Luis; Campillay, Abdo; Castellón, Sergio; Folatelli, Gastón; Freedman, Wendy; González, Consuelo; Hsiao, Eric; Krzeminski, Wojtek; Morrell, Nidia; Persson, Sven Eric; Roth, Miguel; Salgado, Francisco; Serón, Jacqueline; Suntzeff, Nicholas B.; Torres, Simón; Filippenko, Alexei V.; Li, Weidong; Madore, Barry F.; Depoy, D. L.; Marshall, Jennifer L.; Rheault, Jean-Philippe; Villanueva, Steven (IOP Publishing Ltd, 2017)
    • Linking type Ia supernova progenitors and their resulting explosions 

      Foley, Ryan J.; Simon, Joshua D.; Burns, Christopher R.; Gal Yam, Avishay; Hamuy Wackenhut, Mario; Kirshner, Robert P.; Morrell, Nidia I.; Phillips, Mark M.; Shields, Gregory A.; Sternberg, Assaf (2012-06-20)
      Comparing the ejecta velocities at maximum brightness and narrow circumstellar/interstellar Na D absorption line profiles of a sample of 23 Type Ia supernovae (SNe Ia), we determine that the properties of SN Ia progenitor ...
    • A new distance to the Antennae galaxies (NGC 4038/39) based on the type Ia supernova 2007sr 

      Schwaizer, Francois; Burns, Christopher R.; Madore, Barry F.; Mager, VIiolet A.; Phillips, M. M.; Freedman, Wendy L.; Boldt, Luis; Contreras, Carlos; Folatelli, Gastón; González Tagle, Sergio; Hamuy Wackenhut, Mario; Krzeminski, Wojtek; Morrell, Nidia; Persson, S. E.; Roth, Miguel; Stritzinger, Maximilian D. (2008-10)
      Traditionally, the distance to NGC 4038/39 has been derived from the systemic recession velocity, yielding about 20 Mpc for H0 = 72 km s-1 Mpc-1. Recently, this widely adopted distance has been challenged based on ...
    • On the Source of the Dust Extinction in Type Ia Supernovae and the Discovery of Anomalously Strong Na I Absorption 

      Phillips, M. M.; Simon, Joshua D.; Morrell, Nidia; Burns, Christopher R.; Cox, Nick; Foley, Ryan J.; Karakas, Amanda; Patat, F.; Sternberg, A.; Williams, R.; Gal Yam, Avishay; Hsiao, Eric; Leonard, D.; Persson, Sven; Stritzinger, Maximilian; Thompson, I.; Campillay, Abdo; Contreras, Carlos; Folatelli, Gastón; Freedman, Wendy L.; Hamuy Wackenhut, Mario; Roth, Miguel; Shields, Gregory; Suntzeff, Nicholas B.; Chomiuk, Laura; Ivans, Inese; Madore, Barry; Penprase, B.; Perley, Daniel; Pignata Libralato, Giuliano; Preston, G.; Soderberg, Alicia (The American Astronomical Society, 2013-11-10)
      High-dispersion observations of the Na i D λλ5890, 5896 and K i λλ7665, 7699 interstellar lines, and the diffuse interstellar band at 5780 Å in the spectra of 32 Type Ia supernovae are used as an independent means of ...
    • Spectroscopy of type Ia supernovae by the Carnegie Supernova Project 

      Folatelli, Gastón; Morrell, Nidia; Phillips, Mark M.; Hsiao, Eric; Campillay, Abdo; Contreras, Carlos; Castellón, Sergio; Hamuy Wackenhut, Mario; Krzeminski, Wojtek; Roth, Miguel; Stritzinger, Maximilian; Burns, Christopher R.; Freedman, Wendy L.; Madore, Barry F.; Murphy, David; Persson, S. E.; Prieto, José L.; Suntzeff, Nicholas B.; Krisciunas, Kevin; Anderson, Joseph P.; Förster, Francisco; Maza Sancho, José; Pignata Libralato, Giuliano; Rojas, P. Andrea; Boldt, Luis; Salgado, Francisco; Wyatt, Pamela; Olivares E., Felipe; Gal Yam, Avishay; Sako, Masao (The American Astronomical Society, 2013)
      This is the first release of optical spectroscopic data of low-redshift Type Ia supernovae (SNe Ia) by the Carnegie Supernova Project including 604 previously unpublished spectra of 93 SNe Ia. The observations cover a ...
    • The Carnegie Supernova Project. I. Third Photometry Data Release of Low-redshift Type Ia Supernovae and Other White Dwarf Explosions 

      Krisciunas, Kevin; Contreras, Carlos; Burns, Christopher R.; Phillips, M. M.; Stritzinger, Maximilian D.; Morrell, Nidia; Hamuy Wackenhut, Mario; Anais, Jorge; Boldt, Luis; Busta, Luis; Campillay, Abdo; Castellón, Sergio; Folatelli, Gastón; Freedman, Wendy L.; González, Consuelo; Hsiao, Eric Y.; Krzeminski, Wojtek; Persson, Sven Eric; Roth, Miguel; Salgado, Francisco; Serón, Jacqueline; Suntzeff, Nicholas B.; Torres, Simón; Filippenko, Alexei V.; Li, Weidong; Madore, Barry F.; DePoy, D. L.; Marshall, Jennifer L.; Rheault, Jean-Philippe; Villanueva, Steven (IOP Publishing, 2017)
      We present final natural-system optical (ugriBV) and near-infrared (YJH) photometry of 134 supernovae (SNe) with probable white dwarf progenitors that were observed in 2004-2009 as part of the first stage of the Carnegie ...
    • The peculiar SN 2005hk: Do some type ia supernovae explode as deflagrations? 

      Phillips, Mark M.; Li, Weidong; Frieman, Joshua A.; Blinnikov, Sergei; DePoy, Darren; Prietro, Jose L.; Milne, P.; Contreras, Carlos; Folatelli, Gastón; Morrell, Nidia; Hamuy Wackenhut, Mario; Suntzeff, Nicholas B.; Roth, Miguel; Krzeminski, Wojtek; Filippenko, Alexei V.; Freedman, Wendy L.; Chornock, Ryan; Jha, Saurabh; Madore, Barry F.; Persson, S. E.; González Tagle, Sergio; Burns, Christopher R.; Wyatt, Pamela; Murphy, David; Foley, Ryan J.; Ganeshalingam, Mohan; Serduke, Franklin J. D.; Krisciunas, Kevin; Bassett, Bruce; Becker, Andrew; Dilday, Ben; Eastman, J.; Garnavich, Peter M.; Holtzman, Jon; Kessler, Richard; Lampeitl, Hubert; Marriner, John; Frank, S.; Marshall, J. L.; Miknaitis, Gajus; Sako, Masao; Schneider, Donald P.; Van Der Heyden, Kurt; Yasuda, Naoki (2007)
      We present extensive u'g'r'i'BVRIYJHK(s) photometry and optical spectroscopy of the Type Ia supernova ( SN) 2005hk. These data reveal that SN 2005hk was nearly identical in its observed properties to SN 2002cx, which has ...
    • The Standardizability of Type Ia Supernovae in the Near-Infrared: Evidence for a Peak-Luminosity Versus Decline-Rate Relation in the Near-Infrared 

      Kattner, ShiAnne; Leonard, Douglas C.; Burns, Christopher R.; Phillips, M. M.; Folatelli, Gastón; Morrell, Nidia; Stritzinger, Maximilian D.; Hamuy Wackenhut, Mario; Freedman, Wendy L.; Persson, Sven E.; Roth, Miguel; Suntzeff, Nicholas B. (UNIV CHICAGO PRESS, 2012-02)
      We analyze the standardizability of Type Ia supernovae (SNe Ia) in the near-infrared (NIR) by investigating the correlation between observed peak NIR (Y JH) absolute magnitude and postmaximum B-band decline rate [Delta ...
    • UNBURNED MATERIAL IN THE EJECTA OF TYPE Ia SUPERNOVAE 

      Folatelli, Gastón; Phillips, M. M.; Morrell, Nidia; Tanaka, Masaomi; Maeda, Keiichi; Nomoto, Ken’ichi; Stritzinger, Maximilian; Burns, Christopher R.; Hamuy Wackenhut, Mario; Mazzali, Paolo; Boldt, Luis; Campillay, Abdo; Contreras, Carlos; González Tagle, Sergio; Roth, Miguel; Salgado, Francisco; Freedman, W. L.; Madore, Barry F.; Persson, S. E.; Suntzeff, Nicholas B. (2012-01-20)
      The presence of unburned material in the ejecta of normal Type Ia supernovae (SNe Ia) is investigated using early-time spectroscopy obtained by the Carnegie Supernova Project. The tell-tale signature of pristine material from ...