Related papers: Light Curve for Type Ia Supernova Candidate AT 201…

The Type Ia Supernova 1999aw: a Probable 1999aa-like Event In a Low-Luminosity Host Galaxy

SN 1999aw was discovered during the first campaign of the Nearby Galaxies Supernova Search (NGSS) project. This luminous, slow-declining (Delta m_{15} (B) = 0.81 \pm 0.03) Type Ia supernova was noteworthy in at least two respects. First, it…

Astrophysics · Physics 2008-11-26 L. -G. Strolger , R. C. Smith , N. B. Suntzeff , M. M. Phillips , G. Aldering , P. Nugent , R. Knop , S. Perlmutter , R. A. Schommer , L. C. Ho , M. Hamuy , K. Krisciunas , L. M. Germany , R. Covarrubias , P. Candia , A. Athey , G. Blanc , A. Bonacic , T. Bowers , A. Conley , T. Dahlen , W. Freedman , G. Galaz , E. Gates , G. Goldhaber , A. Goobar , D. Groom , I. M. Hook , R. Marzke , M. Mateo , P. McCarthy , J. Mendez , C. Muena , S. E. Persson , R. Quimby , M. Roth , P. Ruiz-Lapuente , J. Seguel , A. Szentgyorgyi , K. von Braun , W. M. Wood-Vasey , T. York

The Very Young Type Ia Supernova 2012cg: Discovery and Early-Time Follow-Up Observations

On 2012 May 17.2 UT, only 1.5 +/- 0.2 d after explosion, we discovered SN 2012cg, a Type Ia supernova (SN Ia) in NGC 4424 (d ~ 15 Mpc). As a result of the newly modified strategy employed by the Lick Observatory SN Search, a sequence of…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Jeffrey M. Silverman , Mohan Ganeshalingam , S. Bradley Cenko , Alexei V. Filippenko , Weidong Li , Aaron J. Barth , Daniel J. Carson , Michael Childress , Kelsey I. Clubb , Antonino Cucchiara , Melissa L. Graham , G. H. Marion , My L. Nguyen , Liuyi Pei , Brad E. Tucker , Jozsef Vinko , J. Craig Wheeler , Gabor Worseck

Estimating the First-Light Time of the Type Ia Supernova 2014J in M82

The Type Ia supernova (SN Ia) 2014J in M82 (d~3.5 Mpc) was serendipitously discovered by S. Fossey's group on 2014 Jan. 21 UT and has been confirmed to be the nearest known SN Ia since at least SN 1986G. Although SN 2014J was not discovered…

High Energy Astrophysical Phenomena · Physics 2015-06-18 WeiKang Zheng , Isaac Shivvers , Alexei V. Filippenko , Koichi Itagaki , Kelsey I. Clubb , Ori D. Fox , Melissa L. Graham , Patrick L. Kelly , Jon C. Mauerhan

The Dark Energy Survey 5-year photometrically identified Type Ia Supernovae

As part of the cosmology analysis using Type Ia Supernovae (SN Ia) in the Dark Energy Survey (DES), we present photometrically identified SN Ia samples using multi-band light-curves and host galaxy redshifts. For this analysis, we use the…

Cosmology and Nongalactic Astrophysics · Physics 2022-07-21 A. Möller , M. Smith , M. Sako , M. Sullivan , M. Vincenzi , P. Wiseman , P. Armstrong , J. Asorey , D. Brout , D. Carollo , T. M. Davis , C. Frohmaier , L. Galbany , K. Glazebrook , L. Kelsey , R. Kessler , G. F. Lewis , C. Lidman , U. Malik , R. C. Nichol , D. Scolnic , B. E. Tucker , T. M. C. Abbott , M. Aguena , S. Allam , J. Annis , E. Bertin , S. Bocquet , D. Brooks , D. L. Burke , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , F. J. Castander , C. Conselice , M. Costanzi , M. Crocce , L. N. da Costa , J. De Vicente , S. Desai , H. T. Diehl , P. Doel , S. Everett , I. Ferrero , D. A. Finley , B. Flaugher , D. Friedel , J. Frieman , J. García-Bellido , D. W. Gerdes , D. Gruen , R. A. Gruendl , J. Gschwend , G. Gutierrez , K. Herner , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. J. James , K. Kuehn , N. Kuropatkin , O. Lahav , M. March , J. L. Marshall , F. Menanteau , R. Miquel , R. Morgan , A. Palmese , F. Paz-Chinchón , A. Pieres , A. A. Plazas Malagón , A. K. Romer , A. Roodman , E. Sanchez , V. Scarpine , M. Schubnell , S. Serrano , I. Sevilla-Noarbe , E. Suchyta , G. Tarle , D. Thomas , C. To , T. N. Varga

Light curves of five type Ia supernovae at intermediate redshift

We present multi-band light curves and distances for five type Ia supernovae at intermediate redshifts, 0.18<z<0.27. Three telescopes on the Canary Island of La Palma, INT, NOT and JKT, were used for discovery and follow-up of type Ia…

Astrophysics · Physics 2009-11-13 R. Amanullah , V. Stanishev , A. Goobar , K. Schahmaneche , P. Astier , C. Balland , R. S. Ellis , S. Fabbro , D. Hardin , I. M. Hook , M. J. Irwin , R. G. McMahon , J. M. Mendez , M. Mouchet , R. Pain , P. Ruiz-Lapuente , N. A. Walton

Supernova 2018aoq and a distance to Seyfert galaxy NGC 4151

We present optical photometric observations of SN 2018aoq from 2 to 100 days after explosion, and 7 spectra at epochs from 11 to 71 days. The light curves and spectra are typical for SNe II-P. As previously reported, SN 2018aoq appears to…

Solar and Stellar Astrophysics · Physics 2019-06-12 D. Yu. Tsvetkov , P. V. Baklanov , M. Sh. Potashov , V. L. Oknyansky , Kh. M. Mikailov , N. A. Huseynov , I. A. Alekberov , O. V. Khalilov , N. N. Pavlyuk , V. G. Metlov , I. M. Volkov , S. Yu. Shugarov

CfA3: 185 Type Ia Supernova Light Curves from the CfA

We present multi-band photometry of 185 type-Ia supernovae (SN Ia), with over 11500 observations. These were acquired between 2001 and 2008 at the F. L. Whipple Observatory of the Harvard-Smithsonian Center for Astrophysics (CfA). This…

Cosmology and Nongalactic Astrophysics · Physics 2009-07-22 Malcolm Hicken , Peter Challis , Saurabh Jha , Robert P. Kirshner , Tom Matheson , Maryam Modjaz , Armin Rest , W. Michael Wood-Vasey

Photometric and Spectroscopic Properties of Type Ia Supernova 2018oh with Early Excess Emission from the $Kepler$ 2 Observations

Supernova (SN) 2018oh (ASASSN-18bt) is the first spectroscopically-confirmed type Ia supernova (SN Ia) observed in the $Kepler$ field. The $Kepler$ data revealed an excess emission in its early light curve, allowing to place interesting…

Solar and Stellar Astrophysics · Physics 2019-01-09 W. Li , X. Wang , J. Vinkó , J. Mo , G. Hosseinzadeh , D. J. Sand , J. Zhang , H. Lin , T. Zhang , L. Wang , J. Zhang , Z. Chen , D. Xiang , L. Rui , F. Huang , X. Li , X. Zhang , L. Li , E. Baron , J. M. Derkacy , X. Zhao , H. Sai , K. Zhang , L. Wang , D. A. Howell , C. McCully , I. Arcavi , S. Valenti , D. Hiramatsu , J. Burke , A. Rest , P. Garnavich , B. E. Tucker , G. Narayan , E. Shaya , S. Margheim , A. Zenteno , A. Villar , G. Dimitriadis , R. J. Foley , Y. -C. Pan , D. A. Coulter , O. D. Fox , S. W. Jha , D. O. Jones , D. N. Kasen , C. D. Kilpatrick , A. L. Piro , A. G. Riess , C. Rojas-Bravo , B. J. Shappee , T. W. -S. Holoien , K. Z. Stanek , M. R. Drout , K. Auchettl , C. S. Kochanek , J. S. Brown , S. Bose , D. Bersier , J. Brimacombe , P. Chen , S. Dong , S. Holmbo , J. A. Muñoz , R. L. Mutel , R. S. Post , J. L. Prieto , J. Shields , D. Tallon , T. A. Thompson , P. J. Vallely , S. Villanueva , S. J. Smartt , K. W. Smith , K. C. Chambers , H. A. Flewelling , M. E. Huber , E. A. Magnier , C. Z. Waters , A. S. B. Schultz , J. Bulger , T. B. Lowe , M. Willman , K. Sárneczky , A. Pál , J. C. Wheeler , A. Bódi , Zs. Bognár , B. Csák , B. Cseh , G. Csörnyei , O. Hanyecz , B. Ignácz , Cs. Kalup , R. Könyves-Tóth , L. Kriskovics , A. Ordasi , I. Rajmon , A. Sódor , R. Szabó , R. Szakáts , G. Zsidi , P. Milne , J. E. Andrews , N. Smith , C. Bilinski , P. J. Brown , J. Nordin , S. C. Williams , L. Galbany , J. Palmerio , I. M. Hook , C. Inserra , K. Maguire , Régis Cartier , A. Razza , C. P. Gutiérrez , J. J. Hermes , J. S. Reding , B. C. Kaiser , J. L. Tonry , A. N. Heinze , L. Denneau , H. Weiland , B. Stalder , G. Barentsen , J. Dotson , T. Barclay , M. Gully-Santiago , C. Hedges , A. M. Cody , S. Howell , J. Coughlin , J. E. Van Cleve , J. Vinícius de Miranda Cardoso , K. A. Larson , K. M. McCalmont-Everton , C. A. Peterson , S. E. Ross , L. H. Reedy , D. Osborne , C. McGinn , L. Kohnert , L. Migliorini , A. Wheaton , B. Spencer , C. Labonde , G. Castillo , G. Beerman , K. Steward , M. Hanley , R. Larsen , R. Gangopadhyay , R. Kloetzel , T. Weschler , V. Nystrom , J. Moffatt , M. Redick , K. Griest , M. Packard , M. Muszynski , J. Kampmeier , R. Bjella , S. Flynn , B. Elsaesser

The Discovery of the Most Distant Known Type Ia Supernova at Redshift 1.914

We present the discovery of a Type Ia supernova (SN) at redshift $z = 1.914$ from the CANDELS multi-cycle treasury program on the \textit{Hubble Space Telescope (HST)}. This SN was discovered in the infrared using the Wide-Field Camera 3,…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 David O. Jones , Steven A. Rodney , Adam G. Riess , Bahram Mobasher , Tomas Dahlen , Curtis McCully , Teddy F. Frederiksen , Stefano Casertano , Jens Hjorth , Charles R. Keeton , Anton Koekemoer , Louis-Gregory Strolger , Tommy G. Wiklind , Peter Challis , Or Graur , Brian Hayden , Brandon Patel , Benjamin J. Weiner , Alexei V. Filippenko , Peter Garnavich , Saurabh W. Jha , Robert P. Kirshner , Henry C. Ferguson , Norman A. Grogin , Dale Kocevski

BVRI Light Curves for 22 Type Ia Supernovae

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 1995E, SN 1995al, SN 1995ac, SN 1995ak, SN…

Astrophysics · Physics 2008-11-26 Adam G. Riess , Robert P. Kirshner , Brian P. Schmidt , Saurabh Jha , Peter Challis , Peter M. Garnavich , Ann A. Esin , Chris Carpenter , Randy Grashius

The First Data Release of CNIa0.02 -- A Complete Nearby (Redshift <0.02) Sample of Type Ia Supernova Light Curves

The CNIa0.02 project aims to collect a complete, nearby sample of Type Ia supernovae (SNe Ia) light curves, and the SNe are volume-limited with host-galaxy redshifts z_host < 0.02. The main scientific goal is to infer the distributions of…

High Energy Astrophysical Phenomena · Physics 2022-12-29 Ping Chen , Subo Dong , C. S. Kochanek , K. Z. Stanek , R. S. Post , M. D. Stritzinger , J. L. Prieto , Alexei V. Filippenko , Juna A. Kollmeier , N. Elias-Rosa , Boaz Katz , Lina Tomasella , S. Bose , Chris Ashall , S. Benetti , D. Bersier , Joseph Brimacombe , Thomas G. Brink , P. Brown , David A. H. Buckley , Enrico Cappellaro , Grant W. Christie , Morgan Fraser , Mariusz Gromadzki , Thomas W. -S. Holoien , Shaoming Hu , Erkki Kankare , Robert Koff , P. Lundqvist , S. Mattila , P. A. Milne , Nidia Morrell , J. A. Munoz , Robert Mutel , Tim Natusch , Joel Nicolas , A. Pastorello , Simon Prentice , Tyler Roth , B. J. Shappee , Geoffrey Stone , Todd A. Thompson , Steven Villanueva , WeiKang Zheng

WFST Supernovae in the First Year: I. Statistical Study of 16 Early-phase Type Ia Supernovae from the Pilot Survey

In this paper we present 16 early-phase type Ia supernovae (SNe Ia) discovered during the pilot survey of the 2.5-meter Wide Field Survey Telescope (WFST-PS) from March 4 to July 10, 2024, including three SNe Ia with early-excess emission…

High Energy Astrophysical Phenomena · Physics 2026-02-20 Weiyu Wu , Ji-an Jiang , Zelin Xu , Dezheng Meng , Keiichi Maeda , Hanindyo Kuncarayakti , Lluís Galbany , Saurabh W. Jha , Željko Ivezić , Peter Yoachim , Zhengyan Liu , Junhan Zhao , Tinggui Wang , Xu Kong , Andrew J. Connolly , Ziqing Jia , Lei Hu , Lulu Fan , Ning Jiang , Feng Li , Ming Liang , Jinlong Tang , Zhen Wan , Hairen Wang , Jian Wang , Yongquan Xue , Hongfei Zhang , Wen Zhao , Xianzhong Zheng , Qingfeng Zhu

A Swift Look at SN 2011fe: The Earliest Ultraviolet Observations of a Type Ia Supernova

We present the earliest ultraviolet (UV) observations of the bright Type Ia supernova SN 2011fe/PTF11kly in the nearby galaxy M101 at a distance of only 6.4 Mpc. It was discovered shortly after explosion by the Palomar Transient Factory and…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Peter J. Brown , Kyle S. Dawson , Massimiliano de Pasquale , Caryl Gronwall , Stephen Holland , Stefan Immler , Paul Kuin , Paolo Mazzali , Peter Milne , Samantha Oates , Michael Siegel

The Sloan Digital Sky Survey-II Supernova Survey: Technical Summary

The Sloan Digital Sky Survey-II (SDSS-II) has embarked on a multi-year project to identify and measure light curves for intermediate-redshift (0.05 < z < 0.35) Type Ia supernovae (SNe Ia) using repeated five-band (ugriz) imaging over an…

Astrophysics · Physics 2008-11-26 Joshua A. Frieman , B. Bassett , A. Becker , C. Choi , D. Cinabro , F. DeJongh , D. L. Depoy , B. Dilday , M. Doi , P. M. Garnavich , C. J. Hogan , J. Holtzman , M. Im , S. Jha , R. Kessler , K. Konishi , H. Lampeitl , J. Marriner , J. L. Marshall , D. McGinnis , G. Miknaitis , R. C. Nichol , J. L. Prieto , A. G. Riess , M. W. Richmond , R. Romani , M. Sako , D. P. Schneider , M. Smith , N. Takanashi , K. Tokita , K. van der Heyden , N. Yasuda , C. Zheng , J. Adelman-McCarthy , J. Annis , R. J. Assef , J. Barentine , R. Bender , R. D. Blandford , W. N. Boroski , M. Bremer , H. Brewington , C. A. Collins , A. Crotts , J. Dembicky , J. Eastman , A. Edge , E. Edmondson , E. Elson , M. E. Eyler , A. V. Filippenko , R. J. Foley , S. Frank , A. Goobar , T. Gueth , J. E. Gunn , M. Harvanek , U. Hopp , Y. Ihara , Ž. Ivezić , S. Kahn , J. Kaplan , S. Kent , W. Ketzeback , S. J. Kleinman , W. Kollatschny , R. G. Kron , J. Krzesiński , D. Lamenti , G. Leloudas , H. Lin , D. C. Long , J. Lucey , R. H. Lupton , E. Malanushenko , V. Malanushenko , R. J. McMillan , J. Mendez , C. W. Morgan , T. Morokuma , A. Nitta , L. Ostman , K. Pan , C. M. Rockosi , A. K. Romer , P. Ruiz-Lapuente , G. Saurage , K. Schlesinger , S. A. Snedden , J. Sollerman , C. Stoughton , M. Stritzinger , M. SubbaRao , D. Tucker , P. Vaisanen , L. C. Watson , S. Watters , J. C. Wheeler , B. Yanny , D. York

The first 48: Discovery and progenitor constraints on the Type Ia supernova 2013gy

We present an early-phase $g$-band light curve and visual-wavelength spectra of the normal Type Ia supernova (SN) 2013gy. The light curve is constructed by determining the appropriate S-corrections to transform KAIT natural-system $B$- and…

High Energy Astrophysical Phenomena · Physics 2019-07-31 S. Holmbo , M. D. Stritzinger , B. J. Shappee , M. A. Tucker , W. Zheng , C. Ashall , M. M. Phillips , C. Contreras , A. V. Filippenko , P. Hoeflich , M. Huber , X. F. Wang , J. -J. Zhang , J. Anais , E. Baron , C. R. Burns , A. Campillay , S. Castellon , C. Corco , E. Y. Hsiao , K. Krisciunas , N. Morrell , M. T. B. Nielsen , S. E. Persson , A. Piro , F. Taddia , L. Tomasella , T. -M. Zhang , X. -L. Zhao

SN 2006bt: A Perplexing, Troublesome, and Possibly Misleading Type Ia Supernova

SN 2006bt displays characteristics unlike those of any other known Type Ia supernova (SN Ia). We present optical light curves and spectra of SN 2006bt which demonstrate the peculiar nature of this object. SN 2006bt has broad, slowly…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Ryan J. Foley , Gautham Narayan , Peter J. Challis , Alexei V. Filippenko , Robert P. Kirshner , Jeffrey M. Silverman , Thea N. Steele

The Type Ia Supernova Rate at z$\sim 0.4 $

We present the first measurement of the rate of Type Ia supernovae at high redshift. The result is derived using a large subset of data from the Supernova Cosmology Project. Three supernovae were discovered in a surveyed area of 1.7 square…

Astrophysics · Physics 2011-03-10 R. Pain , I. M. Hook , S. Deustua , S. Gabi , G. Goldhaber , A. Goobar , D. Groom , A. G. Kim , M. Y. Kim , J. C. Lee , C. R. Pennypacker , S. Perlmutter , I. A. Small , R. S. Ellis , R. G. McMahon , K. Glazebrook , B. J. Boyle , P. S. Bunclark , D. Carter , M. J. Irwin

ZTF Early Observations of Type Ia Supernovae I: Properties of the 2018 Sample

Early-time observations of Type Ia supernovae (SNe Ia) are essential to constrain their progenitor properties. In this paper, we present high-quality light curves of 127 SNe Ia discovered by the Zwicky Transient Facility (ZTF) in 2018. We…

High Energy Astrophysical Phenomena · Physics 2020-01-08 Yuhan Yao , Adam A. Miller , S. R. Kulkarni , Mattia Bulla , Frank J. Masci , Daniel A. Goldstein , Ariel Goobar , Peter Nugent , Alison Dugas , Nadia Blagorodnova , James D. Neill , Michael Rigault , Jesper Sollerman , J. Nordin , Eric C. Bellm , S. Bradley Cenko , Kishalay De , Suhail Dhawan , Ulrich Feindt , C. Fremling , Pradip Gatkine , Matthew J. Graham , Melissa L. Graham , Anna Y. Q. Ho , T. Hung , Mansi M. Kasliwal , Thomas Kupfer , Russ R. Laher , Daniel A. Perley , Ben Rusholme , David L. Shupe , Maayane T. Soumagnac , K. Taggart , Richard Walters , Lin Yan

Photometric selection of Type Ia supernovae in the Supernova Legacy Survey

We present a sample of 485 photometrically identified Type Ia supernova candidates mined from the first three years of data of the CFHT SuperNova Legacy Survey (SNLS). The images were submitted to a deferred processing independent of the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 G. Bazin , V. Ruhlmann-Kleider , N. Palanque-Delabrouille , J. Rich , E. Aubourg , P. Astier , C. Balland , S. Basa , R. G. Carlberg , A. Conley , D. Fouchez , J. Guy , D. Hardin , I. M. Hook , D. A. Howell , R. Pain , K. Perrett , C. J. Pritchet , N. Regnault , M. Sullivan , N. Fourmanoit , S. Gonzalez-Gaitan , C. Lidman , S. Perlmutter , P. Ripoche , E. S. Walker

A Light Echo from Type Ia Supernova 1995E?

We identify a light echo candidate from Hubble Space Telescope (HST) imaging of NGC 2441, the host galaxy of the Type Ia supernova 1995E. From the echo's angular size and the estimated distance to the host galaxy, we find a distance of 207…

Astrophysics · Physics 2011-02-11 J. L. Quinn , P. M. Garnavich , W. Li , N. Panagia , A. Riess , B. P. Schmidt , M. Della Valle