SN 2023ixf in Messier 101: photo-ionization of dense, close-in circumstellar material in a nearby type II supernova
WV Jacobson-Galán, L Dessart… - The Astrophysical …, 2023 - iopscience.iop.org
We present UV and/or optical observations and models of SN 2023ixf, a type II supernova
(SN) located in Messier 101 at 6.9 Mpc. Early time (flash) spectroscopy of SN 2023ixf …
(SN) located in Messier 101 at 6.9 Mpc. Early time (flash) spectroscopy of SN 2023ixf …
SN 2023ixf in Messier 101: a variable red supergiant as the progenitor candidate to a type II supernova
We present preexplosion optical and infrared (IR) imaging at the site of the type II supernova
(SN II) 2023ixf in Messier 101 at 6.9 Mpc. We astrometrically registered a ground-based …
(SN II) 2023ixf in Messier 101 at 6.9 Mpc. We astrometrically registered a ground-based …
A data science platform to enable time-domain astronomy
SkyPortal is an open-source software package designed to discover interesting transients
efficiently, manage follow-up, perform characterization, and visualize the results. By …
efficiently, manage follow-up, perform characterization, and visualize the results. By …
Type II-P supernova progenitor star initial masses and SN 2020jfo: direct detection, light-curve properties, nebular spectroscopy, and local environment
We present optical, ultraviolet, and infrared data of the type II supernova (SN II) 2020jfo at
14.5 Mpc. This wealth of multiwavelength data allows us to compare different metrics …
14.5 Mpc. This wealth of multiwavelength data allows us to compare different metrics …
Ground-based and JWST Observations of SN 2022pul. I. Unusual Signatures of Carbon, Oxygen, and Circumstellar Interaction in a Peculiar Type Ia Supernova
MR Siebert, LA Kwok, J Johansson… - The Astrophysical …, 2024 - iopscience.iop.org
Nebular-phase observations of peculiar Type Ia supernovae (SNe Ia) provide important
constraints on progenitor scenarios and explosion dynamics for both these rare SNe and the …
constraints on progenitor scenarios and explosion dynamics for both these rare SNe and the …
Disentangling the Black Hole Mass Spectrum with Photometric Microlensing Surveys
From the formation mechanisms of stars and compact objects to nuclear physics, modern
astronomy frequently leverages surveys to understand populations of objects to answer …
astronomy frequently leverages surveys to understand populations of objects to answer …
Relative Intrinsic Scatter in Hierarchical Type Ia Supernova Sibling Analyses: Application to SNe 2021hpr, 1997bq, and 2008fv in NGC 3147
SM Ward, S Thorp, KS Mandel, S Dhawan… - The Astrophysical …, 2023 - iopscience.iop.org
Abstract We present Young Supernova Experiment grizy photometry of SN 2021hpr, the
third Type Ia supernova sibling to explode in the Cepheid calibrator galaxy, NGC 3147 …
third Type Ia supernova sibling to explode in the Cepheid calibrator galaxy, NGC 3147 …
Keck Infrared Transient Survey. I. Survey Description and Data Release 1
Abstract We present the Keck Infrared Transient Survey, a NASA Key Strategic Mission
Support program to obtain near-infrared (NIR) spectra of astrophysical transients of all types …
Support program to obtain near-infrared (NIR) spectra of astrophysical transients of all types …
Ground-based and JWST Observations of SN 2022pul. II. Evidence from Nebular Spectroscopy for a Violent Merger in a Peculiar Type Ia Supernova
LA Kwok, MR Siebert, J Johansson… - The Astrophysical …, 2024 - iopscience.iop.org
We present an analysis of ground-based and JWST observations of SN 2022pul, a peculiar"
03fg-like"(or" super-Chandrasekhar") Type Ia supernova (SN Ia), in the nebular phase at …
03fg-like"(or" super-Chandrasekhar") Type Ia supernova (SN Ia), in the nebular phase at …
Strong carbon features and a red early color in the underluminous type Ia SN 2022xkq
J Pearson, DJ Sand, P Lundqvist… - The Astrophysical …, 2023 - iopscience.iop.org
We present optical, infrared, ultraviolet, and radio observations of SN 2022xkq, an
underluminous fast-declining Type Ia supernova (SN Ia) in NGC 1784 (D≈ 31 Mpc), from< 1 …
underluminous fast-declining Type Ia supernova (SN Ia) in NGC 1784 (D≈ 31 Mpc), from< 1 …