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Carnegie Supernova Project-I and -II: Measurements of using Cepheid, TRGB, and SBF Distance Calibration to Type Ia Supernovae
Syed A. Uddin, Christopher R. Burns, Mark M. Phillips +44
We present an analysis of Type Ia Supernovae (SNe~Ia) from both the Carnegie Supernova Project~I (CSP-I) and II (CSP-II), and extend the Hubble diagram from the optical to the near…
The Carnegie Supernova Project-I: Correlation Between Type Ia Supernovae and Their Host Galaxies from Optical to Near-Infrared Bands
Syed A. Uddin, Christopher R. Burns, M. M. Phillips +13
We present optical and near-infrared () photometry of host galaxies of Type Ia supernovae (SN~Ia) observed by the \textit{Carnegie Supernova Project-I}. We determine host…
Type II Supernovae as Distance Indicators at Near-IR Wavelengths
Ó. Rodríguez, G. Pignata, M. Hamuy +13
Motivated by the advantages of observing at near-IR wavelengths, we investigate Type II supernovae (SNe II) as distance indicators at those wavelengths through the Photospheric Mag…
The Carnegie Supernova Project: Absolute Calibration and the Hubble Constant
Christopher. R. Burns, Emilie Parent, M. M. Phillips +23
We present an analysis of the final data release of the Carnegie Supernova Project I, focusing on the absolute calibration of the luminosity-decline-rate relation for Type Ia super…
First Results from the La Silla-QUEST Supernova Survey and the Carnegie Supernova Project
E. S. Walker, C. Baltay, A. Campillay +20
The LaSilla/QUEST Variability Survey (LSQ) and the Carnegie Supernova Project (CSP II) are collaborating to discover and obtain photometric light curves for a large sample of low r…
The Carnegie Supernova Project: Intrinsic Colors of Type Ia Supernovae
Christopher R. Burns, Maximilian Stritzinger, M. M. Phillips +12
We present an updated analysis of the intrinsic colors of SNe Ia using the latest data release of the Carnegie Supernova Project. We introduce a new light-curve parameter very simi…
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
High-dispersion observations of the Na I D 5890, 5896 and K I 7665, 7699 interstellar lines, and the diffuse interstellar band at 5780 Angstroms in the spectra of 32 Type Ia supern…
Spectroscopy of Type Ia Supernovae by the Carnegie Supernova Project
Gastón Folatelli, Nidia Morrell, Mark M. Phillips +27
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 o…
Carnegie Supernova Project: Observations of Type IIn supernovae
F. Taddia, M. D. Stritzinger, J. Sollerman +16
The observational diversity displayed by various Type IIn supernovae (SNe IIn) is explored and quantified. In doing so, a more coherent picture ascribing the variety of observed SN…
The Earliest Near-infrared Time-series Spectroscopy of a Type Ia Supernova
E. Y. Hsiao, G. H. Marion, M. M. Phillips +19
We present ten medium-resolution, high signal-to-noise ratio near-infrared (NIR) spectra of SN 2011fe from SpeX on the NASA Infrared Telescope Facility (IRTF) and Gemini Near-Infra…
Fixing the U-band photometry of Type Ia supernovae
Kevin Krisciunas, Deepak Bastola, Juan Espinoza +8
We present previously unpublished photometry of supernovae 2003gs and 2003hv. Using spectroscopically-derived corrections to the U-band photometry, we reconcile U-band light curves…
Multi-wavelength Observations of the Enduring Type IIn Supernovae 2005ip and 2006jd
Maximilian Stritzinger, Francesco Taddia, Claes Fransson +19
We present an observational study of the Type IIn supernovae (SNe IIn) 2005ip and 2006jd. Broad-band UV, optical and near-IR photometry, and visual-wavelength spectroscopy of SN 20…
The First Maximum-Light Ultraviolet through Near-Infrared Spectrum of a Type Ia Supernova
Ryan J. Foley, Markus Kromer, G. Howie Marion +21
We present the first maximum-light ultraviolet (UV) through near-infrared (NIR) Type Ia supernova (SN Ia) spectrum. This spectrum of SN 2011iv was obtained nearly simultaneously by…
The Standardizability of Type Ia Supernovae in the Near-Infrared: Evidence for a Peak Luminosity-Decline Rate Relation in the Near-Infrared
ShiAnne Kattner, Douglas C. Leonard, Christopher R. Burns +9
We analyze the standardizability of Type Ia supernovae (SNe Ia) in the near-infrared (NIR) by investigating the correlation between observed peak NIR absolute magnitude and post-ma…
Unburned Material in the Ejecta of Type Ia Supernovae
Gastón Folatelli, M. M. Phillips, Nidia Morrell +17
(Abridged) The presence of unburned material in the ejecta of normal Type Ia supernovae (SNeIa) is investigated using early-time spectroscopy obtained by the CSP. The tell-tale sig…
The Carnegie Supernova Project: Second Photometry Data Release of Low-Redshift Type Ia Supernovae
Maximilian Stritzinger, M. M. Phillips, Luis Boldt S. +20
The Carnegie Supernova Project (CSP) was a five-year observational survey conducted at Las Campanas Observatory that obtained, among other things, high-quality light curves of ~100…
High resolution spectroscopy of the BCD galaxy Haro 15:I. Internal kinematics
Verónica Firpo, Guillermo Bosch, Guillermo F. Hägele +2
Using echelle spectroscopy, obtained at Las Campanas Observatory, we present a detailed study of the internal kinematics of the nebular material in multiple knots of the blue compa…
Internal kinematic and physical properties in a BCD galaxy: Haro 15 in detail
V. Firpo, G. Bosch, G. F. Hagele +2
We present a detailed study of the kinematic and physical properties of the ionized gas in multiple knots of the blue compact dwarf galaxy Haro 15. Using echelle and long slit spec…
The Carnegie Supernova Project: Light Curve Fitting with SNooPy
Christopher R. Burns, Maximilian Stritzinger, M. M. Phillips +13
In providing an independent measure of the expansion history of the Universe, the Carnegie Supernova Project (CSP) has observed 71 high-z Type Ia supernovae (SNe Ia) in the near-in…
The Distance to NGC 1316 (Fornax A) From Observations of Four Type Ia Supernovae
Maximilian Stritzinger, Chris Burns, Mark Phillips +13
The giant elliptical galaxy NGC 1316 (Fornax A) is a well-studied member of the Fornax Cluster and a prolific producer of Type Ia supernovae, having hosted four observed events sin…
On the Progenitor and Supernova of the SN 2002cx-like Supernova 2008ge
Ryan J. Foley, Armin Rest, Maximilian Stritzinger +6
We present observations of supernova (SN) 2008ge, which is spectroscopically similar to the peculiar SN 2002cx, and its pre-explosion site that indicate that its progenitor was pro…
Optical discovery of probable stellar tidal disruption flares
Sjoert van Velzen, Glennys R. Farrar, Suvi Gezari +6
Using archival SDSS multi-epoch imaging data (Stripe 82), we have searched for the tidal disruption of stars by super-massive black holes in non-active galaxies. Two candidate tida…
The Carnegie Supernova Project: First Photometry Data Release of Low-Redshift Type Ia Supernovae
Carlos Contreras, Mario Hamuy, M. M. Phillips +18
The Carnegie Supernova Project (CSP) is a five-year survey being carried out at the Las Campanas Observatory to obtain high-quality light curves of ~100 low-redshift Type Ia supern…
The Carnegie Supernova Project: Analysis of the First Sample of Low-Redshift Type-Ia Supernovae
Gaston Folatelli, M. M. Phillips, Christopher R. Burns +19
We present the analysis of the first set of low-redshift Type Ia supernovae (SNe Ia) by the Carnegie Supernova Project. Well-sampled, high-precision optical (ugriBV) and near-infra…