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Amit Kumar

royal holloway university of london

16H-index
142Paper Count
2.5KCitation Count
Published Papers 31
Publication Date
SN 2025coe: A Multiple-peaked Calcium-strong Transient from a White-dwarf Progenitor
err2026-01-14
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errChun Chen; Ning-Chen Sun; Qiang Xi; Samaporn Tinyanont; David Aguado; Ismael Pérez-Fournon; Frédérick Poidevin; Justyn R. Maund; Amit Kumar; Junjie Jin; Yiming Mao; Beichuan Wang; Yu Zhang; Zhen Guo; Wenxiong Li; César Rojas-Bravo; Rong-Feng Shen; Lingzhi Wang; Ziyang Wang; Guoying Zhao; Jie Zheng; Yinan Zhu; David López Fernández-Nespral; Alicia López-Oramas; Zexi Niu; Yanan Wang; Klaas Wiersema; Jifeng Liu
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SN 2024cld: unveiling the complex mass-loss histories of evolved supergiant progenitors to core collapse supernovae
err2025-12-23
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errT L Killestein; M Pursiainen; R Kotak; P Charalampopoulos; J Lyman; K Ackley; S Belkin; D L Coppejans; B Davies; M J Dyer; L Galbany; B Godson; D Jarvis; N Koivisto; A Kumar; M Magee; M Mitchell; D O’Neill; A Sahu; B Warwick; R P Breton; T Butterley; Y-Z Cai; J Casares; V S Dhillon; N Elias-Rosa; M Fraser; D K Galloway; B Gompertz; M González-Bañuelos; C P Gutiérrez; T Kangas; E Kankare; L Kelsey; T Kravtsov; G Leloudas; S P Littlefair; K Matilainen; S Mattila; T Nagao; K Noysena; L K Nuttall; P O’Brien; D Pollacco; G Ramsay; A Reguitti; T M Reynolds; I Salmaso; R L C Starling; D Steeghs; M Stritzinger; K Ulaczyk; G Valerin; Z-Y Wang; R Wilson
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Discovery and analysis of afterglows from poorly localized GRBs with the Gravitational-wave Optical Transient Observer (GOTO) All-sky Survey
err2025-12-01
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errKumar, Amit; Gompertz, B. P.; Schneider, B.; Belkin, S.; Wortley, M. E.; Saccardi, A.; O'neill, D.; Ackley, K.; Rayson, B.; Postigo, A. De Ugarte; Gulati, A.; Steeghs, D.; Malesani, D. B.; Maund, J. R.; Dyer, M. J.; Giarratana, S.; Serino, M.; Julakanti, Y.; Kumar, B.; Xu, D.; Eyles-Ferris, R. A. J.; Zhu, Z. -p; Warwick, B.; Hu, Y. -d; Allen, I; Ramsay, G.; Starling, R. L. C.; Lyman, J.; Ulaczyk, K.; Godson, B.; Galloway, D. K.; Dhillon, V. S.; O'brien, P.; Noysena, K.; Kotak, R.; Breton, R. P.; Nuttall, L. K.; Pollacco, D.; Casares, J.; Killestein, T. L.; Kennedy, M. R.; Habeeb, N.; Moran, S.; Wiersema, K.; Worssam, I; Coppejans, D. L.; Phillips, C. A.; Martin-Carrillo, A.; Pankov, N. S.; Fernandez, J. F. Agui; Aloy, M. A.; An, J.; Anderson, G. E.; Bochenek, A.; Castro-Tirado, A. J.; Chen, X.; Cotter, L.; Dastidar, R.; De pasquale, M.; D'elia, V; Fang, Y.; Fu, S. Y.; Fynbo, J. P. U.; Hartmann, D. H.; He, L. B.; Izzo, L.; Jiang, S. Q.; Kawakubo, Y.; Klunko, E., V; Levan, A. J.; Liu, X. -w; Liu, X.; Lombardi, G.; Maiorano, E.; Palmerio, J. T.; Perley, D. A.; Pieterse, D. L. A.; Pozanenko, A. S.; Pugliese, G.; Rossi, A.; Sbarufatti, B.; Seshashayana, S. Bijavara; Tanvir, N. R.; Thone, C. C.; Van Der Horst, A. J.; Vergani, S. D.; Volnova, A. A.; Wijers, R. A. M. J.; Wise, J. L.
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GRB 241105A: a test case for GRB classification and rapid r-process nucleosynthesis channels
err2025-11-01
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errDimple; Gompertz, B. P.; Levan, A. J.; Malesani, D. B.; Laskar, T.; Bala, S.; Chrimes, A. A.; Heintz, K.; Izzo, L.; Lamb, G. P.; O'neill, D.; Palmerio, J. T.; Saccardi, A.; Anderson, G. E.; De barra, C.; Huang, Y.; Kumar, A.; Li, H.; McBreen, S.; Mukherjee, O.; Oates, S. R.; Pathak, U.; Qiu, Y.; Roberts, O. J.; Sonawane, R.; Veres, P.; Ackley, K.; Han, X.; Julakanti, Y.; Wang, J.; D'avanzo, P.; Martin-Carrillo, A.; Ravasio, M. E.; Rossi, A.; Tanvir, N. R.; Anderson, J. P.; Arabsalmani, M.; Belkin, S.; Breton, R. P.; Brivio, R.; Burns, E.; Casares, J.; Campana, S.; Chastain, S., I; D'Elia, V; Dhillon, V. S.; Dyer, M. J.; Fynbo, J. P. U.; Galloway, D. K.; Gulati, A.; Godson, B.; Goodwin, A. J.; Gromadzki, M.; Hartmann, D. H.; Jakobsson, P.; Killestein, T. L.; Kotak, R.; Leung, J. K.; Lyman, J. D.; Melandri, A.; Mattila, S.; McGee, S.; Morley, C.; Mukherjee, T.; Muller-Bravo, T. E.; Noysena, K.; Nuttall, L. K.; O'brien, P.; De pasquale, M.; Pignata, G.; Pollacco, D.; Pugliese, G.; Ramsay, G.; Sahu, A.; Salvaterra, R.; Schady, P.; Schneider, B.; Steeghs, D.; Starling, R. L. C.; Tsalapatas, K.; Ulaczyk, K.; van der Horst, A. J.; Wang, C.; Wiersema, K.; Worssam, I; Wortley, M. E.; Xiong, S.; Zafar, T.
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SN 2024bfu, SN 2025qe, and the early light curves of type Iax supernovae
err2025-11-01
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errMagee, M. R.; Killestein, T. L.; Pursiainen, M.; Godson, B.; Jarvis, D.; Jimenez-Palau, C.; Lyman, J. D.; Steeghs, D.; Warwick, B.; Anderson, J. P.; Butterley, T.; Chen, T. -W; Dhillon, V. S.; Galbany, L.; Gonzalez-Gaitan, S.; Gromadzki, M.; Inserra, C.; Kelsey, L.; Kumar, A.; Leloudas, G.; Mattila, S.; Moran, S.; Muller-Bravo, T. E.; Noysena, K.; Ramsay, G.; Srivastav, S.; Starling, R.; Wilson, R. W.; Young, D. R.; Ackley, K.; Breton, R. P.; Casares Velazquez, J.; Dyer, M. J.; Galloway, D. K.; Kankare, E.; Kotak, R.; Nuttall, L. K.; O'Neill, D.; Pessi, P.; Pollacco, D.; Ulaczyk, K.; Yaron, O.
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The Day-long; Repeating GRB 250702B: A Unique Extragalactic Transient
err2025-08-29
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errAndrew J. Levan; Antonio Martin-Carrillo; Tanmoy Laskar; Rob A. J. Eyles-Ferris; Albert Sneppen; Maria Edvige Ravasio; Jillian C. Rastinejad; Joe S. Bright; Francesco Carotenuto; Ashley A. Chrimes; Gregory Corcoran; Benjamin P. Gompertz; Peter G. Jonker; Gavin P. Lamb; Daniele B. Malesani; Andrea Saccardi; Javier Sánchez-Sierras; Benjamin Schneider; Steve Schulze; Nial R. Tanvir; Susanna D. Vergani; Darach Watson; Jie An; Franz E. Bauer; Sergio Campana; Laura Cotter; Joyce N. D. van Dalen; Valerio D’Elia; Massimiliano De Pasquale; Antonio de Ugarte Postigo; Dimple; Dieter H. Hartmann; Jens Hjorth; Luca Izzo; Páll Jakobsson; Amit Kumar; Andrea Melandri; Paul O’Brien; Silvia Piranomonte; Giovanna Pugliese; Jonathan Quirola-Vásquez; Rhaana Starling; Gianpiero Tagliaferri; Dong Xu; Makenzie E. Wortley
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The case of AT2022wtn: a tidal disruption event in an interacting galaxy
err2025-05-08
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errOnori, F.; Nicholl, M.; Ramsden, P.; McGee, S.; Roy, R.; Li, W.; Arcavi, I; Anderson, J. P.; Brocato, E.; Bronikowski, M.; Cenko, S. B.; Chambers, K.; Chen, T. W.; Clark, P.; Concepcion, E.; Farah, J.; Flammini, D.; Gonzalez-Gaitan, S.; Gromadzki, M.; Gutierrez, C. P.; Hammerstein, E.; Hinds, K. R.; Inserra, C.; Kankare, E.; Kumar, A.; Makrygianni, L.; Mattila, S.; Matilainen, K. K.; Mueller-Bravo, T. E.; Petrushevska, T.; Pignata, G.; Piranomonte, S.; Reynolds, T. M.; Stein, R.; Wang, Y.; Wevers, T.; Yao, Y.; Young, D. R.
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Signatures of the shock interaction as an additional power source in the nebular spectra of SN 2023ixf
err2025-02-20
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errKumar, Amit; Dastidar, Raya; Maund, Justyn R.; Singleton, Adam J.; Sun, Ning-Chen
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Optical evolution of AT 2024wpp: the high-velocity outflows in Cow-like transients are consistent with high spherical symmetry
err2025-02-07
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errPursiainen, M.; Killestein, T. L.; Kuncarayakti, H.; Charalampopoulos, P.; Warwick, B.; Lyman, J.; Kotak, R.; Leloudas, G.; Coppejans, D.; Kravtsov, T.; Maeda, K.; Nagao, T.; Taguchi, K.; Ackley, K.; Dhillon, V. S.; Galloway, D. K.; Kumar, A.; O'Neill, D.; Ramsay, G.; Steeghs, D.
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Follow-up on three poorly studied AM CVn stars
err2025-01-29
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errAungwerojwit, Amornrat; Gansicke, Boris T.; Breedt, E.; Arjyotha, S.; Hermes, J. J.; Hambsch, F. -J; Kumar, A.; Ramirez, S. H.; Wilson, T. G.; Dhillon, V. S.; Marsh, T. R.; Poshyachinda, S.; Scaringi, S.; Haislip, J. B.; Reichart, D. E.
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SN 2023xwi: forbidden line emission in the peak spectrum of a Ca-strong transient
err2025-01-14
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errTouchard-Paxton, C. -G.; Frohmaier, C.; Pursiainen, M.; Sullivan, M.; Polin, A.; Dimitriadis, G.; Galbany, L.; Killestein, T. L.; Kumar, A.; Lyman, J.
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Leveraging Movement Representation from Contrastive Learning for Asteroid Detection
err2024-12-27
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errKongsathitporn, Noppachanin; Supratak, Akara; Noysena, Kanthanakorn; Awiphan, Supachai; Steeghs, Danny; Pollacco, Don; Ulaczyk, Krzysztof; Lyman, Joseph; Ackley, Kendall; O'Neill, David; Kumar, Amit; Galloway, Duncan K.; Jimenez-Ibarra, Felipe; Dhillon, Vik. S.; Dyer, Martin J.; O'Brien, Paul; Ramsay, Gavin; Palle, Enric; Kotak, Rubin; Killestein, Thomas L.; Nuttall, Laura K.; Breton, Rene P.
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SN 2023tsz: a helium-interaction-driven supernova in a very low-mass galaxy
err2024-12-20
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errWarwick, B.; Lyman, J.; Pursiainen, M.; Coppejans, D. L.; Galbany, L.; Jones, G. T.; Killestein, T. L.; Kumar, A.; Oates, S. R.; Ackley, K.; Anderson, J. P.; Aryan, A.; Breton, R. P.; Chen, T. W.; Clark, P.; Dhillon, V. S.; Dyer, M. J.; Gal-Yam, A.; Galloway, D. K.; Gutierrez, C. P.; Gromadzki, M.; Inserra, C.; Jimenez-Ibarra, F.; Kelsey, L.; Kotak, R.; Kravtsov, T.; Kuncarayakti, H.; Magee, M. R.; Matilainen, K.; Mattila, S.; Mueller-Bravo, T. E.; Nicholl, M.; Noysena, K.; Nuttall, L. K.; O'Brien, P.; O'Neill, D.; Palle, E.; Pessi, T.; Petrushevska, T.; Pignata, G.; Pollacco, D.; Ragosta, F.; Ramsay, G.; Sahu, A.; Sahu, D. K.; Singh, A.; Sollerman, J.; Stanway, E.; Starling, R.; Steeghs, D.; Teja, R. S.; Ulaczyk, K.
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Unravelling the Asphericities in the Explosion and Multifaceted Circumstellar Matter of SN 2023ixf
err2024-10-30
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errSingh, Avinash; Teja, Rishabh Singh; Moriya, Takashi J.; Maeda, Keiichi; Kawabata, Koji S.; Tanaka, Masaomi; Imazawa, Ryo; Nakaoka, Tatsuya; Gangopadhyay, Anjasha; Yamanaka, Masayuki; Swain, Vishwajeet; Sahu, D. K.; Anupama, G. C.; Kumar, Brajesh; Anche, Ramya M.; Sano, Yasuo; Raj, A.; Agnihotri, V. K.; Bhalerao, Varun; Bisht, D.; Bisht, M. S.; Belwal, K.; Chakrabarti, S. K.; Fujii, Mitsugu; Nagayama, Takahiro; Matsumoto, Katsura; Hamada, Taisei; Kawabata, Miho; Kumar, Amit; Kumar, Ravi; Malkan, Brian K.; Smith, Paul; Sakagami, Yuta; Taguchi, Kenta; Tominaga, Nozomu; Watanabe, Arata
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Kilonova Seekers: the GOTO project for real-time citizen science in time-domain astrophysics
err2024-08-27
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errKillestein, T. L.; Kelsey, L.; Wickens, E.; Nuttall, L.; Lyman, J.; Krawczyk, C.; Ackley, K.; Dyer, M. J.; Jimenez-Ibarra, F.; Ulaczyk, K.; O'Neill, D.; Kumar, A.; Steeghs, D.; Galloway, D. K.; Dhillon, V. S.; O'Brien, P.; Ramsay, G.; Noysena, K.; Kotak, R.; Breton, R. P.; Palle, E.; Pollacco, D.; Awiphan, S.; Belkin, S.; Chote, P.; Clark, P.; Coppejans, D.; Duffy, C.; Eyles-Ferris, R.; Godson, B.; Gompertz, B.; Graur, O.; Irawati, P.; Jarvis, D.; Julakanti, Y.; Kennedy, M. R.; Kuncarayakti, H.; Levan, A.; Littlefair, S.; Magee, M.; Mandhai, S.; Sanchez, D. Mata; Mattila, S.; Mccormac, J.; Mullaney, J.; Munday, J.; Patel, M.; Pursiainen, M.; Rana, J.; Sawangwit, U.; Stanway, E.; Starling, R.; Warwick, B.; Wiersema, K.
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Magnetars as powering sources of gamma-ray burst associated supernovae, and unsupervized clustering of cosmic explosions
err2024-06-08
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errKumar, Amit; Sharma, Kaushal; Vinko, Jozsef; Steeghs, Danny; Gompertz, Benjamin; Lyman, Joseph; Dastidar, Raya; Singh, Avinash; Ackley, Kendall; Pursiainen, Miika
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SN 2019nyk: A rapidly declining Type II supernova with early interaction signatures
err2024-05-03
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errDastidar, Raya; Pignata, Giuliano; Dukiya, Naveen; Misra, Kuntal; Hiramatsu, Daichi; Silva-Farfan, Javier; Andrew Howell, D.; Azalee Bostroem, K.; Singh, Mridweeka; Gangopadhyay, Anjasha; Kumar, Amit; Mccully, Curtis
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Prompt Emission and Early Optical Afterglow of Very-high-energy Detected GRB 201015A and GRB 201216C: Onset of the External Forward Shock
err2023-01-04
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errRor, Amit Kumar; Gupta, Rahul; Jelinek, Martin; Pandey, Shashi Bhushan; Castro-Tirado, A. J.; Hu, Y-D; Malenakova, Alzbeta; Strobl, Jan; Thone, Christina C.; Hudec, Rene; Karpov, Sergey; Kumar, Amit; Aryan, A.; Oates, S. R.; Fernandez-Garcia, E.; Perez del Pulgar, C.; Caballero-Garcia, M. D.; Castellon, A.; Carrasco-Garcia, I. M.; Perez-Garcia, I; Reina Terol, A. J.; Rendon, F.
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