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20152026
most citedEP241021a: a months-duration X-ray transient with luminous optical and radio emission

15 citations · 43 across the 19 of their papers we have counts for

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Showing astro-ph.HEShow all

12 papers · 1 filter

astro-ph.HE2026

Fast Optical Variability of the TeV Blazar PKS 1725+123 Observed by SVOM-VT and Insights from Multi-wavelength Follow-up Observations

Shuo-Yu Liu, Yu-Wei Yu, Ji-Shun Lian +29

PKS 1725+123 is a flat-spectrum radio quasar (FSRQ) with a redshift of . The detection of this object in the TeV band was reported by the MAGIC telescopes and H.E.S.S. in…

astro-ph.HE2026

Early results from the SVOM Observatory Science program

A. Coleiro, L. Tao, F. Cangemi +44

We present the organisation and early results from the Observatory Science program of the Space-based multi-band astronomical Variable Objects Monitor (SVOM), based on data collect…

astro-ph.HE2026

GRB 250424A: A Case Study of Energy Injection with Multiwavelength Observations

Yifang Liang, Yun Wang, WeiKang Zheng +61

We present a comprehensive multiwavelength analysis of the long-duration gamma-ray burst (GRB) 250424A. Our dataset spans from the prompt gamma-ray emission to late-time optical mo…

astro-ph.HE2026

SVOM/VT: Overview of data processing and GRB identifications with X-band data

Hua-Li Li, Yu-Lei Qiu, Li-Ping Xin +16

VT (the Visible Telescope) is an optical telescope onboard the SVOM (Space-based Multi-band Astronomical Variable Objects Monitor) mission, specifically designed to detect optical…

astro-ph.HE2026

The SVOM mission, its profile and its system

B. Cordier, J. Y. Wei, S. N. Zhang +37

The SVOM (Space-based Variable Objects Monitor) mission, launched into low Earth orbit on 22 June 2024, is a French-Chinese multi-wavelength observatory dedicated to the study of t…

astro-ph.HE2026

SVOM/VT: Preliminary Calibration Analysis

Zhu-Heng Yao, Yu-Lei Qiu, Jin-Song Deng +9

We present the in-orbit calibration of the Visible Telescope (VT), one of the key instruments aboard the Space Variable Objects Monitor (SVOM) mission for gamma-ray burst (GRB) stu…

astro-ph.HE2026

SVOM/VT: Instrument Overview, Science Objectives, and First-Year Performance

Yu-Lei Qiu, Li-Ping Xin, Jin-Song Deng +22

The 44-cm Visible Telescope (VT) aboard the Space-based Variable Objects Monitor (SVOM) is a dual-band (400-650 nm and 650-1000 nm) instrument designed to detect and characterize t…

astro-ph.HE2026

Detection of Oscillations in a Type I X-Ray Burst of 4U 0614+091 with SVOM/ECLAIRs

Sébastien Le Stum, Floriane Cangemi, Alexis Coleiro +29

On 2025 January 10, a thermonuclear (Type I) X-ray burst from the neutron star low-mass X-ray binary \textit{4U~0614+091} was detected with the ECLAIRs instrument on board the \tex…

astro-ph.HE2026

Minutes-long soft X-ray prompt emission from a compact object merger

An Li, Chen-Wei Wang, Niccolò Passaleva +75

Compact object mergers are multi-messenger sources and known progenitors of some gamma-ray bursts, bright flashes of high-energy radiation powered by a central engine, either an ac…

astro-ph.HE2025

GRB 240715A: Revealing Novel Intrinsic Mechanism by Different Individual Pulse

Wen-Jun Tan, Chen-Wei Wang, Shao-Lin Xiong +37

The Space-based multiband astronomical Variable Objects Monitor (SVOM), detected its first short gamma-ray burst, GRB 240715A, in-flight, which was jointly observed by Fermi. Based…

astro-ph.HE2025★ 15 cited

EP241021a: a months-duration X-ray transient with luminous optical and radio emission

Shu Xinwen, Yang Lei, Yang Haonan +82

We present the discovery of a peculiar X-ray transient, EP241021a, by the Einstein Probe (EP) mission, and the results from multiwavelength follow-up observations. The transient wa…

astro-ph.HE2018★ 2 cited

A Global Photoionization Response to Prompt Emission and Outliers: Different Origin of Long Gamma-ray Bursts?

J. Wang, L. P. Xin, Y. L. Qiu +2

By using the line ratio \ion{C}{4}/\ion{C}{2} as a tracer of ionization ratio of the interstellar medium (ISM) illuminated by a long gamma-ray burst (LGRB…