activity
20172025
most citedFollow up of GW170817 and its electromagnetic counterpart by Australian-led observing programs

212 citations · 790 across the 27 of their papers we have counts for

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Showing astro-ph.HEShow all

18 papers · 1 filter

astro-ph.HE2025

SN 2019vxm: A Shocking Coincidence between Fermi and TESS

Zachary G. Lane, Ryan Ridden-Harper, Sofia Rest +37

Shock breakout and, in some cases, jet-driven high-energy emission are increasingly recognized as key signatures of the earliest phases of core-collapse supernovae, especially in T…

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★ 1 cited

ATClean: A Novel Method for Detecting Low-Luminosity Transients and Application to Pre-explosion Counterparts from SN 2023ixf

S. Rest, A. Rest, C. D. Kilpatrick +16

In an effort to search for faint sources of emission over arbitrary timescales, we present a novel method for analyzing forced photometry light curves in difference imaging from op…

astro-ph.HE2023★ 5 cited

A Comprehensive Investigation of Gamma-Ray Burst Afterglows Detected by TESS

Hugh Roxburgh, Ryan Ridden-Harper, Zachary G. Lane +9

Gamma-ray bursts produce afterglows that can be observed across the electromagnetic spectrum and can provide insight into the nature of their progenitors. While most telescopes tha…

astro-ph.HE2023★ 3 cited

Flight of the Bumblebee: the Early Excess Flux of Type Ia Supernova 2023bee revealed by , and Young Supernova Experiment Observations

Qinan Wang, Armin Rest, Georgios Dimitriadis +41

We present high-cadence ultraviolet through near-infrared observations of the Type Ia supernova (SN Ia) 2023bee in NGC~2708 ( Mpc), finding excess flux in the first d…

astro-ph.HE2023★ 32 cited

SN 2021zny: an early flux excess combined with late-time oxygen emission suggests a double white dwarf merger event

Georgios Dimitriadis, Kate Maguire, Viraj R. Karambelkar +28

We present a photometric and spectroscopic analysis of the ultra-luminous and slowly evolving 03fg-like Type Ia SN 2021zny. Our observational campaign starts from hours a…

astro-ph.HE2023★ 42 cited

The optical light curve of GRB 221009A: the afterglow and the emerging supernova

M. D. Fulton, S. J. Smartt, L. Rhodes +46

We present extensive optical photometry of the afterglow of GRB~221009A. Our data cover \,days from the time of \textit{Swift} and \textit{Fermi} GRB detections. Photom…

astro-ph.HE2022★ 131 cited

A very luminous jet from the disruption of a star by a massive black hole

Igor Andreoni, Michael W. Coughlin, Daniel A. Perley +78

Tidal disruption events (TDEs) are bursts of electromagnetic energy released when supermassive black holes (SMBHs) at the centers of galaxies violently disrupt a star that passes t…

astro-ph.HE2022★ 6 cited

Revealing the progenitor of SN 2021zby through analysis of the shock-cooling light curve

Qinan Wang, Patrick Armstrong, Yossef Zenati +34

We present early observations and analysis of the double-peaked Type IIb supernova (SN IIb) 2021zby. captured the prominent early shock cooling peak of SN 2021zby within the…

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.HE2022★ 34 cited

The Circumstellar Environments of Double-Peaked, Calcium-strong Supernovae 2021gno and 2021inl

Wynn Jacobson-Galán, Padma Venkatraman, Raffaella Margutti +42

We present panchromatic observations and modeling of calcium-strong supernovae (SNe) 2021gno in the star-forming host galaxy NGC 4165 (D = 30.5 Mpc) and 2021inl in the outskirts of…

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.HE2021★ 20 cited

SN2017jgh - A high-cadence complete shock cooling lightcurve of a SN IIb with the Kepler telescope

P. Armstrong, B. E. Tucker, A. Rest +69

SN 2017jgh is a type IIb supernova discovered by Pan-STARRS during the C16/C17 campaigns of the Kepler/K2 mission. Here we present the Kepler/K2 and ground based observations of SN…

astro-ph.HE2021★ 16 cited

SN 2018agk: A Prototypical Type Ia Supernova with a Smooth Power-law Rise in Kepler (K2)

Qinan Wang, Armin Rest, Yossef Zenati +73

We present the 30-min cadence Kepler/K2 light curve of the Type Ia supernova (SN Ia) SN 2018agk, covering approximately one week before explosion, the full rise phase and the decli…

astro-ph.HE2021★ 13 cited

GRB 191016A: A Long Gamma-Ray Burst Detected by TESS

Krista Lynne Smith, Ryan Ridden-Harper, Michael Fausnaugh +8

The TESS exoplanet-hunting mission detected the rising and decaying optical afterglow of GRB 191016A, a long Gamma-Ray Burst (GRB) detected by Swift-BAT but without prompt XRT or U…

astro-ph.HE2018★ 50 cited

A nearby superluminous supernova with a long pre-maximum 'plateau' and strong CII features

J. P. Anderson, P. J. Pessi, L. Dessart +63

Super-luminous supernovae (SLSNe) are rare events defined as being significantly more luminous than normal terminal stellar explosions. The source of the extra powering needed to a…

astro-ph.HE2017★ 212 cited

Follow up of GW170817 and its electromagnetic counterpart by Australian-led observing programs

I. Andreoni, K. Ackley, J. Cooke +122

The discovery of the first electromagnetic counterpart to a gravitational wave signal has generated follow-up observations by over 50 facilities world-wide, ushering in the new era…