GV
G. Valerin
astro-ph.HEastro-ph.SRastro-ph.GAastro-ph.CO
On Valency
published · living versionsW_ahvq3aca·v1 · currentpublished
Observations of the luminous red nova AT 2021biy in the nearby galaxy NGC 4631
with Y. -Z. Cai, A. Pastorello, M. Fraser, X. -F. Wang +71
1 version
Preprints & journals
49 papers in the corpus · 2019–2026Early NIR echo and the time variable mass loss history of Type IIn SN 2024kgi2609.25233v1 · Naveen Dukiya, Kuntal Misra, Andrea Pastorello et al.2026 · 0 citationsarXiv
Wild behaviour near the finish line: the Type Ibn SN 2020able and its stratified environment2608.07661v1 · L. Tartaglia, E. Cappellaro, G. Valerin et al.2026 · 0 citationsarXiv
Dust Without Na I D Trace: The Case of Highly Attenuated Type Ib SN 2024vjc2607.23690v1 · Javier Silva-Farf'an, Keiichi Maeda, Andrea Pastorello et al.2026 · 0 citationsarXiv
SN 2025aico: Early observations of a faint Type IIb supernova with a low-mass envelope2607.10671v1 · J.-W. Zhao, A. Pastorello, B. Kumar et al.2026 · 0 citationsarXiv
SN 2022erq: A Superluminous Thermonuclear Supernova with Escalating Preexplosion Mass Loss2607.06338v3 · Qian Zhai, Jujia Zhang, Xiaofeng Wang et al.2026 · 0 citationsarXiv
SN 2019vxm: A luminous and long-lived Type IIn supernova with early flash-ionisation features2606.30390v1 · Y.-Z. Cai, A. Pastorello, T. J. Moriya et al.2026 · 0 citationsarXiv
The transitional Type Ibn/IIn SN 2022pda, with pre-explosion outbursts and a double-peaked light curve2605.25823v1 · Y.-Z. Cai, A. Pastorello, R. Chiba et al.2026 · 0 citationsarXiv
SN 2023axu: A Type IIP Supernova Interacted with a Low-Density Stellar Wind2603.11646v2 · Zeyi Wang, Jujia Zhang, Qian Zhai et al.2026 · 0 citationsarXiv
SN 2024abvb: a Type Ibn/Icn supernova with evidence of helium and an extreme offset from its host galaxy2602.20775v1 · Callum Aster, Cosimo Inserra, Andrea Pastorello et al.2026 · 3 citationsarXiv
AT 2025abao: The fourth luminous red nova in M 312602.13678v3 · A. Reguitti, A. Pastorello, G. Valerin et al.2026 · 1 citationA&A 709, A25 (2026)
A Faint Progenitor System for the Faint Supernova 2024vjm2602.09096v2 · Erez A. Zimmerman, Avishay Gal-Yam, Paul J. Groot et al.2026 · 0 citationsarXiv
SN 2024igg: A Super-Chandrasekhar/03fg-like SN exhibiting C II-dominated spectra after explosion2602.03427v1 · Jialian Liu, Xiaofeng Wang, Liyang Chen et al.2026 · 0 citationsarXiv
SN 2022ngb: A faint, slowly evolving Type IIb supernova with a low-mass envelope2512.09384v2 · J.-W. Zhao, S. Benetti, Y.-Z. Cai et al.2025 · 2 citationsA&A 706, A271 (2026)
The broad-lined type Ic supernova 2020lao experienced an energetic explosion with no central-engine signatures2512.03716v2 · M. D. Stritzinger (Aarhus), T. J. Moriya, S. Bose et al.2025 · 0 citationsA&A 708, A305 (2026)
SN 2016iog: A fast declining Type II-L supernova with an ultra-faint tail, persistently interacting with circumstellar material2511.12929v3 · Z.-H. Peng, S. Benetti, Y.-Z. Cai et al.2025 · 3 citationsA&A 705, A104 (2026)
The Type Ia Supernova 2021hem: A 2003fg-like Event in an Apparently Hostless Environment2511.07529v2 · Subhash Bose, M.D. Stritzinger, A. Malmgaard et al.2025 · 2 citationsarXiv
SN 2024cld: unveiling the complex mass-loss histories of evolved supergiant progenitors to core collapse supernovae2510.27631v2 · T. L. Killestein, M. Pursiainen, R. Kotak et al.2025 · 1 citationarXiv
SN2017ckj: A linearly declining Type IIb supernova with a relatively massive hydrogen envelope2510.22989v3 · L.-H. Li, S. Benetti, Y.-Z. Cai et al.2025 · 3 citationsA&A 704, A233 (2025)
SN 2024iss: A Double-peaked Type IIb Supernova with Evidence of Circumstellar Interaction2510.22997v1 · Liyang Chen, Xiaofeng Wang, Qinyu Wu et al.2025 · 2 citationsA&A 710, A33 (2026)
SN 2024hpj: A perspective on SN 2009ip-like events2508.14579v2 · I. Salmaso, A. Pastorello, E. Borsato et al.2025 · 0 citationsarXiv
Massive stars exploding in a He-rich circumstellar medium. XI. Diverse evolution of five Ibn SNe 2020nxt, 2020taz, 2021bbv, 2023utc and 2024aej2506.15139v1 · Z.-Y. Wang, A. Pastorello, Y.-Z. Cai et al.2025 · 8 citationsA&A 700, A156 (2025)
The fate of the progenitors of luminous red novae: Infrared detection of LRNe years after the outburst2504.14592v2 · A. Reguitti, A. Pastorello, G. Valerin2025 · 2 citationsarXiv
Optical and Near-infrared Observations of SN 2023ixf for over 600 days after the Explosion2504.03856v1 · Gaici Li, Xiaofeng Wang, Yi Yang et al.2025 · 4 citationsarXiv
A long-lasting eruption heralds SN 2023ldh, a clone of SN 2009ip2503.23123v2 · A. Pastorello, A. Reguitti, L. Tartaglia et al.2025 · 6 citationsA&A 701, A32 (2025)
SN 2024abfo: a partially stripped SN II from a yellow supergiant2503.03851v2 · A. Reguitti, A. Pastorello, S. J. Smartt et al.2025 · 13 citationsA&A 698, A129 (2025)
On the diversity of strongly-interacting Type IIn supernovae2410.06111v2 · I. Salmaso, E. Cappellaro, L. Tartaglia et al.2024 · 11 citationsA&A 695, A29 (2025)
Signatures of anti-social mass-loss in the ordinary Type II SN 2024bch -- A non-interacting supernova with early high-ionisation features2409.15431v3 · Leonardo Tartaglia, Giorgio Valerin, Andrea Pastorello et al.2024 · 1 citationA&A 703, A177 (2025)
Massive stars exploding in a He-rich circumstellar medium X. Flash spectral features in the Type Ibn SN 2019cj and observations of SN 2018jmt2408.12393v1 · Z.-Y. Wang, A. Pastorello, K. Maeda et al.2024 · 6 citationsA&A 691, A156 (2024)
A study in scarlet -- I. Photometric properties of a sample of Intermediate Luminosity Red Transients2407.21671v1 · G. Valerin, A. Pastorello, A. Reguitti et al.2024 · 8 citationsA&A 695, A42 (2025)
A study in scarlet -- II. Spectroscopic properties of a sample of Intermediate Luminosity Red Transients2407.21733v1 · G. Valerin, A. Pastorello, E. Mason et al.2024 · 6 citationsA&A 695, A43 (2025)
Probing the Shock Breakout Signal of SN 2024ggi from the Transformation of Early Flash Spectroscopy2406.07806v3 · Jujia Zhang, Luc Dessart, Xiaofeng Wang et al.2024 · 29 citationsApJL 970 L18 (2024)
Red eminence: The intermediate-luminosity red transient AT 2022fnm2406.02816v1 · S. Moran, R. Kotak, M. Fraser et al.2024 · 4 citationsarXiv
SN 2020pvb: a Type IIn-P supernova with a precursor outburst2402.02924v1 · Nancy Elias-Rosa, Se'an J. Brennan, Stefano Benetti et al.2024 · 10 citationsA&A 686, A13 (2024)
The enigmatic double-peaked stripped-envelope SN 2023aew2401.17423v3 · Tuomas Kangas, Hanindyo Kuncarayakti, Takashi Nagao et al.2024 · 9 citationsA&A 689, A182 (2024)
Detailed spectrophotometric analysis of the superluminous and fast evolving SN 2019neq2311.13940v1 · Achille Fiore, Stefano Benetti, Leonardo Tartaglia et al.2023 · 1 citationarXiv
Strong Carbon Features and a Red Early Color in the Underluminous Type Ia SN 2022xkq2309.10054v2 · Jeniveve Pearson, David J. Sand, Peter Lundqvist et al.2023 · 11 citationsarXiv
Hidden shock powering the peak of SN 2020faa2302.12527v2 · I. Salmaso, E. Cappellaro, L. Tartaglia et al.2023 · 6 citationsA&A 673, A127 (2023)
Time varying Na I D absorption in ILRTs as a probe of circumstellar material2302.06994v1 · Robert Byrne, Morgan Fraser, Yongzhi Cai et al.2023 · 8 citationsarXiv
Gap Transients Interacting with Circumstellar Medium2209.11815v1 · Y. Cai, A. Reguitti, G. Valerin et al.2022 · 21 citationsUniverse 2022, 8(10), 493
Panchromatic evolution of three luminous red novae: Forbidden hugs in pandemic times -- IV2208.02782v2 · A. Pastorello, G. Valerin, M. Fraser et al.2022 · 17 citationsA&A 671, A158 (2023)
Observations of the luminous red nova AT 2021biy in the nearby galaxy NGC 46312207.00734v2 · Y.-Z. Cai, A. Pastorello, M. Fraser et al.2022 · 28 citationsA&A 667, A4 (2022)on Valency
SN 2020wnt: a slow-evolving carbon-rich superluminous supernova with no O II lines and a bumpy light curve2206.01662v2 · C. P. Guti'errez, A. Pastorello, M. Bersten et al.2022 · 20 citationsarXiv
SN 2021foa, a transitional event between a Type IIn (SN 2009ip-like) and a Type Ibn supernova2206.00625v1 · A. Reguitti, A. Pastorello, G. Pignata et al.2022 · 18 citationsA&A 662, L10 (2022)
Low luminosity Type II supernovae -- IV. SN 2020cxd and SN 2021aai, at the edges of the sub-luminous supernovae class2203.03988v1 · G. Valerin, M. L. Pumo, A. Pastorello et al.2022 · 33 citationsarXiv
Intermediate-luminosity red transients: Spectrophotometric properties and connection to electron-capture supernova explosions2108.05087v1 · Y.-Z. Cai, A. Pastorello, M. Fraser et al.2021 · 30 citationsA&A 654, A157 (2021)
Luminous Red Nova AT 2019zhd, a new merger in M 312011.10588v2 · A. Pastorello, M. Fraser, G. Valerin et al.2020 · 38 citationsA&A 646, A119 (2021)
The luminous red nova variety: AT 2020hat and AT 2020kog2011.10590v2 · A. Pastorello, G. Valerin, M. Fraser et al.2020 · 29 citationsA&A 647, A93 (2021)
The transitional gap transient AT 2018hso: new insights on the luminous red nova phenomenon1909.13147v1 · Y-Z. Cai, A. Pastorello, M. Fraser et al.2019 · 47 citationsA&A 632, L6 (2019)
The Evolution of Luminous Red Nova AT 2017jfs in NGC 44701906.00811v1 · A. Pastorello, T.-W. Chen, Y.-Z. Cai et al.2019 · 35 citationsarXiv
Career total: at least 102 works. 49 are in this corpus.
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