AC
A. A. Chrimes
astro-ph.HEastro-ph.SRastro-ph.GAastro-ph.IMastro-ph.COcs.CVgr-qcphysics.ed-ph
On Valency
published · living versionsW_k9dqfvdz·v1 · currentpublished
The brightest GRB ever detected: GRB 221009A as a highly luminous event at z = 0.151
with D. B. Malesani, A. J. Levan, L. Izzo, A. de Ugarte Postigo +37
1 version
W_autxus3w·v1published
Preprints & journals
56 papers in the corpus · 2018–2026Gas absorption of soft X-rays strongly impacts the redshift distribution of dark Fast X-ray Transients2609.13385v1 · Javier S'anchez-Sierras, Peter G. Jonker, Jonathan Quirola-V'asquez et al.2026 · 0 citationsarXiv
A JWST redshift for the host galaxy of EP250207b of z=3.2: a collapsar origin is viable2608.03582v1 · Agnes P. C. van Hoof, Peter G. Jonker, Andrew J. Levan et al.2026 · 0 citationsarXiv
Gamma-ray burst progenitors revisited2607.26133v1 · Andrew J. Levan, Jillian C. Rastinejad, Helena-Margaret S. Grabham et al.2026 · 0 citationsarXiv
Failed jet breakout in the metal-poor broad-lined type Ic supernova 2026gzf2606.10002v1 · Antonio Martin-Carrillo, Christina C. Thone, James K. Leung et al.2026 · 0 citationsarXiv
The Leiden/ESA Astrophysics Program for Summer Students (LEAPS)2604.22340v2 · S. Bellotti, A. D. Sellek, P. Sharda et al.2026 · 0 citationsarXiv
Magnetar counterparts, kinematics and birth sites with HST and JWST2603.15750v2 · A. A. Chrimes, J. D. Lyman, A. J. Levan et al.2026 · 1 citationarXiv
GOTO identification and broadband modelling of the counterpart to the SVOM GRB 250818B2602.16559v2 · S. Belkin, G. P. Lamb, K. Ackley et al.2026 · 0 citationsMon Not R Astron Soc (2026)
Multiwavelength Analysis of Six Luminous Fast Blue Optical Transients2601.18926v2 · Cassie Sevilla, Anna Y. Q. Ho, Nayana A.J. et al.2026 · 1 citationarXiv
First Results from the PanRadio Gamma-Ray Burst Collaboration: The 400-day Afterglow of GRB 230815A2511.07644v2 · James K. Leung, Gemma E. Anderson, Alexander J. van der Horst et al.2025 · 1 citationarXiv
Luminous Fast Blue Optical Transients as very massive star core-collapse events2510.03402v2 · A. A. Chrimes, P. G. Jonker, A. J. Levan et al.2025 · 6 citationsarXiv
JWST Spectroscopy of GRB 250702B: An Extremely Rare and Exceptionally Energetic Burst in a Dusty, Massive Galaxy at 2509.22778v1 · Benjamin P. Gompertz, Andrew J. Levan, Tanmoy Laskar et al.2025 · 4 citationsarXiv
White dwarf-neutron star binaries: a plausible pathway for long-duration gamma-ray bursts from compact object mergers?2508.10984v1 · A. A. Chrimes, N. Gaspari, A. J. Levan et al.2025 · 6 citationsA&A 702, A168 (2025)
SVOM GRB 250314A at z 7.3: an exploding star in the era of reionization2507.18783v1 · B. Cordier, J. Y. Wei, N. R. Tanvir et al.2025 · 0 citationsarXiv
JWST reveals a supernova following a gamma-ray burst at z 7.32507.18784v1 · A. J. Levan, B. Schneider, E. Le Floc'h et al.2025 · 5 citationsA&A 704, L8 (2025)
GRB 241105A: A test case for GRB classification and rapid r-process nucleosynthesis channels2507.15940v2 · Dimple, B. P. Gompertz, A. J. Levan et al.2025 · 5 citationsMon Not R Astron Soc (2025) 548-571
The day-long, repeating GRB 250702BDE / EP250702a: A unique extragalactic transient2507.14286v1 · Andrew J. Levan, Antonio Martin-Carrillo, Tanmoy Laskar et al.2025 · 17 citationsarXiv
The kangaroo's first hop: the early fast cooling phase of EP250108a/SN 2025kg2504.08886v4 · Rob A. J. Eyles-Ferris, Peter G. Jonker, Andrew J. Levan et al.2025 · 30 citationsarXiv
EP 250108a/SN 2025kg: Observations of the most nearby Broad-Line Type Ic Supernova following an Einstein Probe Fast X-ray Transient2504.08889v4 · J. C. Rastinejad (Northwestern), A. J. Levan, P. G. Jonker et al.2025 · 36 citationsarXiv
The infrared counterpart and proper motion of magnetar SGR0501+45162504.08892v1 · A. A. Chrimes, A. J. Levan, J. D. Lyman et al.2025 · 6 citationsarXiv
Binary neutron star merger offsets from their host galaxies II. Short-duration gamma-ray bursts2504.04825v1 · N. Gaspari, A. J. Levan, A. A. Chrimes et al.2025 · 3 citationsA&A 699, A113 (2025)
Euclid: Quick Data Release (Q1) -- Photometric studies of known transients2503.15334v1 · C. Duffy, E. Cappellaro, M. T. Botticella et al.2025 · 0 citationsarXiv
EP240801a/XRF 240801B: An X-ray Flash Detected by the Einstein Probe and Implications of its Multiband Afterglow2503.04306v1 · Shuai-Qing Jiang, Dong Xu, Agnes P. C. van Hoof et al.2025 · 18 citationsarXiv
Constraints on optical and near-infrared variability in the localisation of the long-period radio transient GLEAM-X J1627-522502.14688v1 · J. D. Lyman, V. S. Dhillon, S. Kamann et al.2025 · 0 citationsarXiv
Binary neutron star merger offsets from their host galaxies. GW 170817 as a case study2410.19480v1 · N. Gaspari, H. F. Stevance, A. J. Levan et al.2024 · 0 citationsarXiv
The Einstein Probe transient EP240414a: Linking Fast X-ray Transients, Gamma-ray Bursts and Luminous Fast Blue Optical Transients2409.19056v1 · Joyce N.D. van Dalen, Andrew J. Levan, Peter G. Jonker et al.2024 · 46 citationsarXiv
Multi-wavelength observations of the Luminous Fast Blue Optical Transient AT2023fhn2406.13821v2 · A. A. Chrimes, D. L. Coppejans, P. G. Jonker et al.2024 · 11 citationsA&A 691, A329 (2024)
The fast X-ray transient EP240315a: a z ~ 5 gamma-ray burst in a Lyman continuum leaking galaxy2404.16350v1 · Andrew J. Levan, Peter G. Jonker, Andrea Saccardi et al.2024 · 6 citationsarXiv
XMM-Newton-discovered Fast X-ray Transients: Host galaxies and limits on contemporaneous detections of optical counterparts2312.10786v1 · D. Eappachen, P. G. Jonker, J. Quirola-V'asquez et al.2023 · 14 citationsarXiv
The Galactic neutron star population II -- Systemic velocities and merger locations of binary neutron stars2310.14773v1 · Nicola Gaspari, Andrew J. Levan, Ashley A. Chrimes et al.2023 · 13 citationsarXiv
Late time HST UV and optical observations of AT~2018cow: extracting a cow from its background2308.07381v1 · Anne Inkenhaag, Peter G. Jonker, Andrew J. Levan et al.2023 · 17 citationsarXiv
AT2023fhn (the Finch): a Luminous Fast Blue Optical Transient at a large offset from its host galaxy2307.01771v2 · A. A. Chrimes, P. G. Jonker, A. J. Levan et al.2023 · 24 citationsarXiv
Searching for ejected supernova companions in the era of precise proper motion and radial velocity measurements2304.02542v1 · A. A. Chrimes, A. J. Levan, J. J. Eldridge et al.2023 · 8 citationsarXiv
A long-duration gamma-ray burst of dynamical origin from the nucleus of an ancient galaxy2303.12912v1 · Andrew J. Levan, Daniele B. Malesani, Benjamin P. Gompertz et al.2023 · 51 citationsarXiv
The first JWST spectrum of a GRB afterglow: No bright supernova in observations of the brightest GRB of all time, GRB 221009A2302.07761v2 · A. J. Levan, G. P. Lamb, B. Schneider et al.2023 · 47 citationsarXivon Valency
The brightest GRB ever detected: GRB 221009A as a highly luminous event at z = 0.1512302.07891v2 · D. B. Malesani, A. J. Levan, L. Izzo et al.2023 · 29 citationsA&A 701, A134 (2025)on Valency
Self-Supervised Clustering on Image-Subtracted Data with Deep-Embedded Self-Organizing Map2209.06375v1 · Y. -L. Mong, K. Ackley, T. L. Killestein et al.2022 · 5 citationsarXiv
Towards an understanding of long gamma-ray burst environments through circumstellar medium population synthesis predictions2206.13595v1 · A. A. Chrimes, B. P. Gompertz, D. A. Kann et al.2022 · 14 citationsarXiv
Where are the magnetar binary companions? Candidates from a comparison with binary population synthesis predictions2204.09701v2 · A. A. Chrimes, A. J. Levan, A. S. Fruchter et al.2022 · 23 citationsarXiv
New candidates for magnetar counterparts from a deep search with the Hubble Space Telescope2203.14947v1 · A. A. Chrimes, A. J. Levan, A. S. Fruchter et al.2022 · 12 citationsarXiv
The Fast Radio Burst-emitting magnetar SGR 1935+2154 -- proper motion and variability from long-term Hubble Space Telescope monitoring2112.07023v1 · J. D. Lyman, A. J. Levan, K. Wiersema et al.2021 · 17 citationsarXiv
Estimating Transient Rates from Cosmological Simulations and BPASS2111.08124v1 · M.M. Briel, J.J. Eldridge, E.R. Stanway et al.2021 · 52 citationsarXiv
The Gravitational-wave Optical Transient Observer (GOTO): prototype performance and prospects for transient science2110.05539v1 · D. Steeghs, D. K. Galloway, K. Ackley et al.2021 · 92 citationsarXiv
Searching For Fermi GRB Optical Counterparts With The Prototype Gravitational-Wave Optical Transient Observer (GOTO)2108.11802v1 · Y. -L. Mong, K. Ackley, D. K. Galloway et al.2021 · 9 citationsarXiv
Light curve classification with recurrent neural networks for GOTO: dealing with imbalanced data2105.11169v2 · U. F. Burhanudin, J. R. Maund, T. Killestein et al.2021 · 33 citationsarXiv
The Galactic neutron star population I - an extragalactic view of the Milky Way and the implications for fast radio bursts2105.04549v4 · A. A. Chrimes, A. J. Levan, P. J. Groot et al.2021 · 17 citationsarXiv
Transient-optimised real-bogus classification with Bayesian Convolutional Neural Networks -- sifting the GOTO candidate stream2102.09892v1 · T. L. Killestein, J. Lyman, D. Steeghs et al.2021 · 39 citationsarXiv
Processing GOTO data with the Rubin Observatory LSST Science Pipelines I : Production of coadded frames2010.15142v1 · J. R. Mullaney (Sheffield), L. Makrygianni, V. Dhillon et al.2020 · 5 citationsarXiv
Machine Learning for Transient Recognition in Difference Imaging With Minimum Sampling Effort2008.10178v2 · Yik-Lun Mong, Kendall Ackley, Duncan Galloway et al.2020 · 17 citationsarXiv
Binary Fraction Indicators in Resolved Stellar Populations and Supernova Type Ratios2007.07263v1 · E. R. Stanway (Warwick), J. J. Eldridge (Auckland), A. A. Chrimes (Warwick)2020 · 14 citationsarXiv
Evaluating the impact of binary parameter uncertainty on stellar population properties2004.11913v1 · E. R. Stanway, A. A. Chrimes, J. J. Eldridge et al.2020 · 25 citationsarXiv
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