activity
20202025
most citedFinal Moments I: Precursor Emission, Envelope Inflation, and Enhanced Mass loss Preceding the Luminous Type II Supernova 2020tlf

141 citations · 652 across the 16 of their papers we have counts for

collaborators

16 papers

astro-ph.HE2025

An Updated Detection Pipeline for Precursor Emission in Type II Supernova 2020tlf

Wynn Jacobson-Galán, Sebastian Gonzalez, Shreyas Patel +34

We present a new photometric pipeline for the detection of pre-supernova (pre-SN) emission in the Young Supernova Experiment (YSE) sky survey. The method described is applied to SN…

astro-ph.HE2024★ 2 cited

Dinosaur in a Haystack : X-ray View of the Entrails of SN 2023ixf and the Radio Afterglow of Its Interaction with the Medium Spawned by the Progenitor Star (Paper 1)

A. J. Nayana, Raffaella Margutti, Eli Wiston +24

We present the results from our extensive hard-to-soft X-ray (NuSTAR, Swift-XRT, XMM-Newton, Chandra) and meter-to-mm wave radio (GMRT, VLA, NOEMA) monitoring campaign of the very…

astro-ph.HE2024★ 1 cited

PS1-11aop: Probing the Mass Loss History of a Luminous Interacting Supernova Prior to its Final Eruption with Multi-wavelength Observations

Adaeze L. Ibik, Maria R. Drout, Raffaela Margutti +14

Luminous interacting supernovae are a class of stellar explosions whose progenitors underwent vigorous mass loss in the years prior to core-collapse. While the mechanism by which t…

astro-ph.HE2023

Luminous Radio Emission from the Superluminous Supernova 2017ens at 3.3 years after explosion

Raffaella Margutti, J. S. Bright, D. J. Matthews +17

We present the results from a multi-year radio campaign of the superluminous supernova (SLSN) 2017ens, which yielded the earliest radio detection of a SLSN to date at the age of $\…

astro-ph.SR2023★ 96 cited

SN2023ixf in Messier 101: A Variable Red Supergiant as the Progenitor Candidate to a Type II Supernova

Charles D. Kilpatrick, Ryan J. Foley, Wynn V. Jacobson-Galán +15

We present pre-explosion 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-ba…

astro-ph.HE2023★ 7 cited

SN 2023ixf in Messier 101: Photo-ionization of Dense, Close-in Circumstellar Material in a Nearby Type II Supernova

W. V. Jacobson-Galan, L. Dessart, R. Margutti +65

We present UV/optical observations and models of supernova (SN) 2023ixf, a type II SN located in Messier 101 at 6.9 Mpc. Early-time ("flash") spectroscopy of SN 2023ixf, obtained p…

astro-ph.HE2023★ 3 cited

Unprecedented X-ray Emission from the Fast Blue Optical Transient AT2022tsd

D. J. Matthews, R. Margutti, B. D. Metzger +8

We present the X-ray monitoring campaign of AT2022tsd in the time range d rest-frame since discovery. With an initial 0.3-10 keV X-ray luminosity of $L_x \ap…

astro-ph.HE2023★ 16 cited

Scary Barbie: An Extremely Energetic, Long-Duration Tidal Disruption Event Candidate Without a Detected Host Galaxy at z = 0.995

Bhagya M. Subrayan, Dan Milisavljevic, Ryan Chornock +19

We report multi-wavelength observations and characterization of the ultraluminous transient AT 2021lwx (ZTF20abrbeie; aka ``Barbie'') identified in the alert stream of the Zwicky T…

astro-ph.HE2022★ 49 cited

The Young Supernova Experiment Data Release 1 (YSE DR1): Light Curves and Photometric Classification of 1975 Supernovae

P. D. Aleo, K. Malanchev, S. Sharief +80

We present the Young Supernova Experiment Data Release 1 (YSE DR1), comprised of processed multi-color Pan-STARRS1 (PS1) griz and Zwicky Transient Facility (ZTF) gr photometry of 1…

astro-ph.HE2022★ 2 cited

Evidence for Extended Hydrogen-Poor CSM in the Three-Peaked Light Curve of Stripped Envelope Ib Supernova

Yossef Zenati, Qinan Wang, Alexey Bobrick +40

We present multi-band ATLAS photometry for SN 2019tsf, a stripped-envelope Type Ib supernova (SESN). The SN shows a triple-peaked light curve and a late (re-)brightening, making it…

astro-ph.HE2021★ 66 cited

Radio and X-ray observations of the luminous Fast Blue Optical Transient AT2020xnd

Joe S. Bright, Raffaella Margutti, David Matthews +25

We present deep X-ray and radio observations of the Fast Blue Optical Transient (FBOT) AT2020xnd/ZTF20acigmel at from d to d after explosion. AT2020xnd belongs…

astro-ph.HE2021★ 141 cited

Final Moments I: Precursor Emission, Envelope Inflation, and Enhanced Mass loss Preceding the Luminous Type II Supernova 2020tlf

Wynn Jacobson-Galán, Luc Dessart, David Jones +33

We present panchromatic observations and modeling of supernova (SN) 2020tlf, the first normal type II-P/L SN with confirmed precursor emission, as detected by the Young Supernova E…

astro-ph.SR2021★ 67 cited

The Early Phases of Supernova 2020pni: Shock-Ionization of the Nitrogen-Enriched Circumstellar Material

G. Terreran, W. V. Jacobson-Galan, J. H. Groh +20

We present multiwavelength observations of the Type II SN 2020pni. Classified at days after explosion, the object showed narrow (FWHM $<250\,\textrm{km}\,\textrm{s}^{-1}…

astro-ph.HE2021★ 84 cited

Evidence for X-ray Emission in Excess to the Jet Afterglow Decay 3.5 yrs After the Binary Neutron Star Merger GW 170817: A New Emission Component

A. Hajela, R. Margutti, J. S. Bright +34

For the first years after the binary neutron star merger event GW 170817 the radio and X-ray radiation has been dominated by emission from a structured relativistic off-axi…

astro-ph.HE2021★ 12 cited

SN 2014C: VLBI image shows a shell structure and decelerated expansion

Michael F. Bietenholz, Norbert Bartel, Atish Kamble +3

We report on new Very Long Baseline Interferometry radio measurements of supernova 2014C in the spiral galaxy NGC 7331, made with the European VLBI Network ~5 yr after the explosio…

astro-ph.HE2020★ 106 cited

The Young Supernova Experiment: Survey Goals, Overview, and Operations

D. O. Jones, R. J. Foley, G. Narayan +68

Time domain science has undergone a revolution over the past decade, with tens of thousands of new supernovae (SNe) discovered each year. However, several observational domains, in…