Browsing by Author "Roth, Miguel"

Now showing items 1-17 of 17

    • An asymptotic-giant-branch star in the progenitor system of a type Ia supernova 
      Hamuy Wackenhut, Mario; Phillips, M. M.; Suntzeff, Nicholas B.; Maza Sancho, José; González, L. E.; Roth, Miguel; Krisciunas, Kevin; Morrell, Nidia; Green, E. M.; Persson, S. E.; McCarthy, P. J. (NATURE PUBLISHING GROUP, 2003-08-07)
      Stars that explode as supernovae come in two main classes. A type Ia supernova is recognized by the absence of hydrogen and the presence of elements such as silicon and sulphur in its spectrum; this class of supernova is ...
    • 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. ...
    • The Carnegie Supernova Project: The low-redshift survey 
      Hamuy Wackenhut, Mario; Folatelli, Gastón; Morrell, Nidia; Phillips, Mark M.; Suntzeff, Nicholas B.; Persson, S. E.; Roth, Miguel; González Tagle, Sergio; Krzeminski, Wojtek; Contreras, Carlos; Freedman, Wendy L.; Murphy, D. C.; Madore, Barry F.; Wyatt, P.; Maza Sancho, José; Filippenko, Alexei V.; Li, Weidong; Pinto, P. A. (UNIV CHICAGO PRESS, 2006-01)
      Supernovae are essential to understanding the chemical evolution of the universe. Type Ia supernovae also provide the most powerful observational tool currently available for studying the expansion history of the universe ...
    • Do the photometric colors of Type II-P Supernovae allow accurate determination of host galaxy extinction?. 
      Krisciunas, Kevin; Hamuy Wackenhut, Mario; Suntzeff, Nicholas B.; Espinoza, Juan; Gonzalez, David; Gonzalez, Luis; Gonzalez, Sergio; Koviak, Kathleen; Krzeminski, Wojtek; Morrell, Nidia; Phillips, Mark M.; Roth, Miguel; Thomas - Osip, Joanna (IOP Publishing, 2009-01)
      We present infrared photometry of supernova (SN) 1999em, plus optical photometry, infrared photometry, and optical spectroscopy of SN 2003hn. Both objects were Type II-P SNe. The V − [RIJHK] color curves of these SNe ...
    • Erratum: “The Carnegie Supernova Project. I. Third Photometry Data Release of Lowredshift Type Ia Supernovae ... 
      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)
    • Estudio Spitzer e Infrarrojo Cercano de Regiones de Formación de Estrellas Masivas: Cúmulos Embebidos 
      Chavarría Garrido, Luis Agustín (Universidad de ChilePrograma Cybertesis, 2009)
    • 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 ...
    • Optical and infrared photometry of the nearby Type Ia supernovae 1999ee, 2000bh, 2000ca, and 2001ba 
      Krisciunas, Kevin; Phillips, Mark M.; Suntzeff, Nicholas B.; Persson, S. E.; Hamuy Wackenhut, Mario; Antezana, Roberto; Candia, Pablo; Clocchiatti, Alejandro; L. DePoy, Darren; Germany, Lisa M.; Gonzalez, Luis; Gonzalez, Sergio; Krzeminski, Wojtek; Maza Sancho, José; Nugent, Peter E.; Qiu, Yulei; Rest, Armin; Roth, Miguel; Stritzinger, Maximilian; Strolger, L. G.; Thompson, Ian; Williams, T. B.; Wischnjewsky, Marina (IOP Publishing, 2004-03)
      We present near-infrared photometry of the Type Ia supernova (SN) 1999ee; also, optical and infrared photometry of the Type Ia SNe 2000bh, 2000ca, and 2001ba. For SNe 1999ee and 2000bh, we present the first-ever SN ...
    • Optical and Infrared Photometry of the Type Ia Supernovae 1991T, 1991bg, 1999ek, 2001bt, 2001cn, 2001cz, and 2002bo 
      Krisciunas, Kevin; Suntzeff, Nicholas B.; Phillips, Mark M.; Candia, Pablo; Prieto, José Luis; Antezana, Roberto; Chassagne, Robin; Chen, Hsiao-Wen; Dickinson, Mark; Eisenhardt, Peter R.; Espinoza, Juan; Garnavich, Peter M.; González, David; Harrison, Thomas E.; Hamuy Wackenhut, Mario; Vladimir, D. Ivanov; Krzeminski, Wojtek; Kulesa, Craig; McCarthy, Patrick; Moro Martín, Amaya; Muena, César; Noriega-Crespo, Alberto; Persson, S. E.; Pinto, Philip A.; Roth, Miguel; Rubenstein, Eric P.; Stanford, S. Adam; Stringfellow, Guy S.; Zapata, Abner; Porter, Alain; Wischnjewsky, Marina (IOP Publishing, 2004-12)
      We present optical and/or infrared photometry of the Type Ia supernovae SN 1991T, SN 1991bg, SN 1999ek, SN 2001bt, SN 2001cn, SN 2001cz, and SN 2002bo. All but one of these supernovae have decline rate parameters, ...
    • Persistent Cii Absorption In the Normal TYPE Ia Supernova 2002fk∗ 
      Cartier Ugarte, Regis; Hamuy Wackenhut, Mario; Pignata Libralato, Giuliano; Förster, Francisco; Zelaya, Paula; Folatelli, Gastón; Phillips, Mark M.; Morrell, Nidia; Krisciunas, Kevin; Suntzeff, Nicholas B.; Clocchiatti, Alejandro; Coppi, Paolo; Contreras, Carlos; Roth, Miguel; Koviak, Kathleen; Maza Sancho, José; González, Luis; González, Sergio; Huerta, Leonor (The American Astronomical Society, 2014-07-01)
      We present well-sampled UBVRIJHK photometry of SN 2002fk starting 12 days before maximum light through 122 days after peak brightness, along with a series of 15 optical spectra from −4 to +95 days since maximum. ...
    • SN 2009bb: A PECULIAR BROAD-LINED TYPE Ic SUPERNOVA 
      Pignata Libralato, Giuliano; Stritzinger, Maximilian; Soderberg, Alicia; Mazzali, Paolo; Phillips, M. M.; Morrell, Nidia; Anderson, Joseph P.; Boldt, Luis; Campillay, Abdo; Contreras, Carlos; Folatelli, Gastón; Förster, Francisco; González Tagle, Sergio; Hamuy Wackenhut, Mario; Krzeminski, Wojtek; Maza Sancho, José; Roth, Miguel; Salgado, Francisco; Levesque, Emily M.; Rest, Armin; Crain, J. Adam; Foster, Andrew C.; Haislip, Joshua B.; Ivarsen, Kevin M.; LaCluyze, Aaron P.; Nysewander, Melissa C.; Reichart, Daniel E. (2011-02-10)
      Ultraviolet, optical, and near-infrared photometry and optical spectroscopy of the broad-lined Type Ic supernova (SN) 2009bb are presented, following the flux evolution from -10 to +285 days past B-band maximum. Thanks to ...
    • 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 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 ... 
      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 ...