Early Results from the SVOM Observatory Science Programc
A. Coleiro L. Tao F. Cangemi X. Han M. Brunet N. Dagoneau A. Foisseau A. Goldwurm S. Guillot N. Jiang C. Lachaud S. Le Stum P. Maggi D. Rawat J. Rodriguez C. W. Wang J. Wang W. Xie L. Zhang L. Bouchet M. Clavel Z. Feng O. Godet D. Götz D. Li Z. Li L. Lin T. Maiolino J. Wu L. Xin S. L. Xiong X. Xu J. Zhang S. J. Zheng B. Cordier J. Wei S. Basa A. Claret F. Daigne J. Deng Y. W. Dong E. W. Liang Y. Qiu S. Vergani C. Wu B. Zhang S. N. Zhang 2 The SVOM Collaboration
Early Results from the SVOM Observatory Science Programc
摘要
We present the organization and early results from the Observatory Science program of the Space-based multi-band Variable Objects Monitor (SVOM), based on data collected between 2024 July and 2025 December. Although primarily designed for gamma-ray burst studies, SVOM’s wide-field, multiwavelength instruments enable a broad range of high-energy astrophysical investigations. We summarize the execution and performance of the General Program and Target-of-Opportunity observations, and we describe the frameworks used for serendipitous source detection and monitoring with the ECLAIRs coded-mask instrument. Over this period, SVOM carried out more than a thousand pointed observations and detected several hundred non-GRB high-energy sources, mainly X-ray binaries, as well as blazars, stellar flares, magnetars, and unidentified events. We highlight some key results, including the monitoring of the microquasar Cygnus X-1, the detection of burst oscillations from the low-mass X-ray binary 4U 0614+091, the spectral-state monitoring of Aql X-1, the first SVOM detection of an X-ray blazar flare from 1ES 1959+650, and observations of a stellar flare from HD 22468. These results demonstrate SVOM’s strong capabilities for time-domain astrophysics beyond its core GRB program.