356 citations · 2.1k across the 41 of their papers we have counts for
42 papers
Search For a Counterpart to the Subsolar Mass Gravitational Wave Candidate S251112cm
Nicholas Vieira, Noah Franz, Bhagya Subrayan +49
The recent candidate gravitational-wave (GW) alert from a compact object merger involving at least one subsolar mass (SSM) object has prompted questions about their origins. S25111…
Optimizing Kilonova Searches: A Case Study of the Type IIb SN 2025ulz in the Localization Volume of the Low-Significance Gravitational Wave Event S250818k
Noah Franz, Bhagya Subrayan, Charles D. Kilpatrick +54
Kilonovae, the ultraviolet/optical/infrared counterparts to binary neutron star mergers, are an exceptionally rare class of transients. Optical follow-up campaigns are plagued by c…
Performance of the image persistence model for Euclid infrared detectors
B. Kubik, R. Barbier, G. Smadja +99
Large-format infrared detectors are at the heart of major ground and space-based astronomical instruments, and the HgCdTe HxRG is the most widely used. The Near Infrared Spectromet…
SAGUARO: Time-domain Infrastructure for the Fourth Gravitational-wave Observing Run and Beyond
Griffin Hosseinzadeh, Kerry Paterson, Jillian C. Rastinejad +14
We present upgraded infrastructure for Searches after Gravitational Waves Using ARizona Observatories (SAGUARO) during LIGO, Virgo, and KAGRA's fourth gravitational-wave (GW) obser…
The Demographics, Stellar Populations, and Star Formation Histories of Fast Radio Burst Host Galaxies: Implications for the Progenitors
Alexa C. Gordon, Wen-fai Fong, Charles D. Kilpatrick +26
We present a comprehensive catalog of observations and stellar population properties for 23 highly secure host galaxies of fast radio bursts (FRBs). Our sample comprises six repeat…
The Jet Opening Angle and Event Rate Distributions of Short Gamma-ray Bursts from Late-time X-ray Afterglows
Alicia Rouco Escorial, Wen-fai Fong, Edo Berger +14
We present a comprehensive study of 29 short gamma-ray bursts (SGRBs) observed days post-burst using and . We provide the inferred distributi…
Short GRB Host Galaxies I: Photometric and Spectroscopic Catalogs, Host Associations, and Galactocentric Offsets
Wen-fai Fong, Anya E. Nugent, Yuxin Dong +25
We present a comprehensive optical and near-infrared census of the fields of 90 short gamma-ray bursts (GRBs) discovered in 2005-2021, constituting all short GRBs for which host ga…
Short GRB Host Galaxies. II. A Legacy Sample of Redshifts, Stellar Population Properties, and Implications for their Neutron Star Merger Origins
Anya E. Nugent, Wen-fai Fong, Yuxin Dong +14
We present the stellar population properties of 69 short gamma-ray burst (GRB) host galaxies, representing the largest uniformly-modeled sample to-date. Using the Prospector stella…
A Radio-selected Population of Dark, Long Gamma-ray Bursts: Comparison to the Long Gamma-ray Burst Population and Implications for Host Dust Distributions
Genevieve Schroeder, Tanmoy Laskar, Wen-fai Fong +17
We present cm-band and mm-band afterglow observations of five long-duration -ray bursts (GRBs; GRB 130131A, 130420B, 130609A, 131229A, 140713A) with dust-obscured optical afterg…
The First Short GRB Millimeter Afterglow: The Wide-Angled Jet of the Extremely Energetic SGRB 211106A
Tanmoy Laskar, Alicia Rouco Escorial, Genevieve Schroeder +14
We present the discovery of the first millimeter afterglow of a short-duration -ray burst (SGRB) and the first confirmed afterglow of an SGRB localized by the GUANO system on Sw…
The OmegaWhite Survey for Short-Period Variable Stars VII: High amplitude, short period blue variables
G. Ramsay, P. A. Woudt, T. Kupfer +11
Blue Large Amplitude Pulsators (BLAPs) are a relatively new class of blue variable stars showing periodic variations in their light curves with periods shorter than a few tens of m…
A Kilonova Following a Long-Duration Gamma-Ray Burst at 350 Mpc
J. C. Rastinejad, B. P. Gompertz, A. J. Levan +32
Here, we report the discovery of a kilonova associated with the nearby (350 Mpc) minute-duration GRB 211211A. In tandem with deep optical limits that rule out the presence of an ac…
A Systematic Exploration of Kilonova Candidates from Neutron Star Mergers During the Third Gravitational Wave Observing Run
J. Rastinejad, K. Paterson, W. Fong +9
We present a comprehensive analysis of 653 optical candidate counterparts reported during the third gravitational wave (GW) observing run. Our sample concentrates on candidates fro…
Luminous Late-time Radio Emission from Supernovae Detected by the Karl G. Jansky Very Large Array Sky Survey (VLASS)
M. C. Stroh, G. Terreran, D. L. Coppejans +10
We present a population of 19 radio-luminous supernovae (SNe) with emission reaching in the first epoch of the Very Large Array…
MeerCRAB: MeerLICHT Classification of Real and Bogus Transients using Deep Learning
Zafiirah Hosenie, Steven Bloemen, Paul Groot +13
Astronomers require efficient automated detection and classification pipelines when conducting large-scale surveys of the (optical) sky for variable and transient sources. Such pip…
Multi-frequency observations of SGR J1935+2154
M. Bailes, C. G. Bassa, G. Bernardi +54
Magnetars are a promising candidate for the origin of Fast Radio Bursts (FRBs). The detection of an extremely luminous radio burst from the Galactic magnetar SGR J1935+2154 on 2020…
GW190814 follow-up with the optical telescope MeerLICHT
S. de Wet, P. J. Groot, S. Bloemen +8
The Advanced LIGO and Virgo gravitational wave observatories detected a signal on 2019 August 14 during their third observing run, named GW190814. A large number of electromagnetic…
A Late-Time Galaxy-Targeted Search for the Radio Counterpart of GW190814
K. D. Alexander, G. Schroeder, K. Paterson +14
GW190814 was a compact object binary coalescence detected in gravitational waves by Advanced LIGO and Advanced Virgo that garnered exceptional community interest due to its excelle…
Anomalous gas in ESO 149-G003: A MeerKAT-16 View
Gyula I. G. Józsa, Kshitij Thorat, Peter Kamphuis +28
ESO 149-G003 is a close-by, isolated dwarf irregular galaxy. Previous observations with the ATCA indicated the presence of anomalous neutral hydrogen (HI) deviating from the kinema…
Probing Kilonova Ejecta Properties Using a Catalog of Short Gamma-Ray Burst Observations
J. C. Rastinejad, W. Fong, C. D. Kilpatrick +11
The discovery of GW170817 and GRB 170817A in tandem with AT 2017gfo cemented the connection between neutron star mergers, short gamma-ray bursts (GRBs), and kilonovae. To investiga…
Searches after Gravitational Waves Using ARizona Observatories (SAGUARO): Observations and Analysis from Advanced LIGO/Virgo's Third Observing Run
K. Paterson, M. J. Lundquist, J. C. Rastinejad +34
With the conclusion of the third observing run for Advanced LIGO/Virgo (O3), we present a detailed analysis of both triggered and serendipitous observations of 17 gravitational wav…
MeerKAT HI commissioning observations of MHONGOOSE galaxy ESO 302-G014
W. J. G. de Blok, E. Athanassoula, A. Bosma +43
We present the results of three commissioning HI observations obtained with the MeerKAT radio telescope. These observations make up part of the preparation for the forthcoming MHON…
The Broad-band Counterpart of the Short GRB 200522A at : A Luminous Kilonova or a Collimated Outflow with a Reverse Shock?
W. Fong, T. Laskar, J. Rastinejad +20
We present the discovery of the radio afterglow and near-infrared (NIR) counterpart of the Swift short GRB 200522A, located at a small projected offset of kpc from the…
Discovery of the optical afterglow and host galaxy of short GRB181123B at : Implications for Delay Time Distributions
K. Paterson, W. Fong, A. Nugent +19
We present the discovery of the optical afterglow and host galaxy of the {\it Swift} short-duration gamma-ray burst, GRB\,181123B. Observations with Gemini-North starting at $\appr…