16 citations · 48 across the 20 of their papers we have counts for
21 papers
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…
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…
First Gamma-Ray Burst Observations with SVOM
F. Daigne, D. Turpin, J. -L. Atteia +34
Following its launch on 22 June 2024, the Space-based multi-band astronomical Variable Objects Monitor (SVOM) successfully completed its flight acceptance, commissioning, and scien…
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…
SVOM/C-GFT: Instrumentation and Performances on the SVOM Alerts
Chao Wu, Zhe Kang, Xiao-Meng Lu +20
The Chinese Ground Follow-up Telescope (C-GFT) is an optical facility upgraded to support the Space Variable Objects Monitor mission (\textit{SVOM}). Located at the Jilin Observati…
SVOM/VT: On-ground processing of VT-VHF data
Chao Wu, Jesse T. Palmerio, Tatyana Sadibekova +14
The VT--VHF data comprise three types of onboard-processed data results generated from four sequential observational sequences and transmitted to the ground via a Very High Frequen…
SVOM/VT: Real-Time Onboard Data Processing
Hong-Bo Cai, Yu-Lei Qiu, Li-Ping Xin +16
The SVOM Visible Telescope (VT) is critical for the rapid identification of gamma-ray burst (GRB) optical counterparts, particularly for high-redshift candidates that require immed…
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…
Alert Chain and Observation Planning for Ground Wide Angle Camera Network
Xu-hui Han, Pin-pin Zhang, Yu-jie Xiao +10
The Ground Wide Angle Camera Network (GWAC-N) is a robotic telescope network. It consists of ten wide-field core telescopes (GWAC-A) and two 60cm narrow-field rapid follow-up teles…
Overview of Ground-based Wide-Angle Cameras array
Liping Xin, Lei Huang, Hongbo Cai +25
As one of the key ground-based facilities of the Chinese-French SVOM mission, the main scientific objectives of the Ground-based Wide Angle Camera array (GWAC) are to detect prompt…
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…
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…
SVOM Science User Support Services at Chinese Science Center
Xu-hui Han, Li-ping Xin, Jing Wang +25
The Chinese-French SVOM (Space-based Multi-band Astronomical Variable Objects Monitor) mission is dedicated to the study of gamma-ray bursts (GRBs) from the distant universe. A key…
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…
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…
LEIA discovery of the longest-lasting and most energetic stellar X-ray flare ever detected
Xuan Mao, He-Yang Liu, Song Wang +40
The Lobster Eye Imager for Astronomy (LEIA) detected a new X-ray transient on 2022 November 7, identified as a superflare event occurring on a nearby K-type giant star HD 251108. T…
Simultaneous Multiband Photometry of the Early Optical Afterglow of GRB 240825A with Mephisto
Yehao Cheng, Yu Pan, Yuan-Pei Yang +19
Gamma-ray bursts (GRBs) are the most luminous transients in the universe. The interaction of the relativistic jet with the circumburst medium produces an afterglow and generates mu…
The white-light superflares from cool stars in GWAC triggers
Guang-Wei Li, Liang Wang, Hai-Long Yuan +16
M-type stars are the ones that flare most frequently, but how big their maximum flare energy can reach is still unknown. We present 163 flares from 162 individual M2 through L1-typ…
Magnetic activities and parameters of 43 flare stars in the GWAC archive
Guang-Wei Li, Chao Wu, Gui-Ping Zhou +19
In the archive of the Ground Wide Angle Camera (GWAC), we found 43 white light flares from 43 stars, among which, three are sympathetic or homologous flares, and one of them also h…
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…
A GRB Follow-up System at the Xinglong Observatory and Detection of the High-Redshift GRB 060927
W. Zheng, J. Deng, M. Zhai +6
A gamma-ray burst (GRB) optical photometric follow-up system at the Xinglong Observatory of National Astronomical Observatories of China (NAOC) has been constructed. It uses the 0.…