2021年3月17日 · GCN has a redesigned website, https://gcn.nasa.gov and a new improved method of streaming GCN Notices called GCN Classic over Kafka, and a self-service …

The General Coordinates Network (GCN) is a public collaboration platform run by NASA for the astronomy research community to share alerts and rapid communications about high-energy, …

GCN Circulars are rapid astronomical bulletins submitted by and distributed to community members worldwide. They are used to share discoveries, observations, quantitative near-term …

GCN Circulars are now administered through the General Coordinates Network https://gcn.nasa.gov (effective April 17, 2023) The modernized GCN Circulars experience is …

2023年4月17日 · A service of the HEASARC at the Astrophysics Science Division (ASD) at NASA's GSFC. Astronomy Questions? Ask a High Energy Astronomer. NASA-specific …

12 小时之前 · Qiang-Xi (UCAS), Yiming-Mao (NAOC), Xinxiang-Sun (NAOC), Ningchen-Sun (NAOC), Junjie-Jin (NAOC), Min-He (NAOC) report: We detected an optical counterpart for the …

There are two parts to the GRB Coordinates Network (GCN) (TAN: Transient Astronomy Network): (1) the real-time (and near real-time) distribution of GRB locations, images, spectra, …

The source was clearly detected in the CZT detectors in the 20-200 keV energy range. The light curve peaks at 2025-04-03 15:15:26.00 UTC. The measured peak count rate associated with …

NASA’s Next Generation Time-Domain and Multimessenger Alert System. A service of the Astrophysics Science Division at NASA’s Goddard Space Flight Center https://gcn.nasa.gov

The General Coordinates Network (GCN), formerly known as the Gamma-ray burst Coordinates Network, is an open-source platform created by NASA to receive and transmit alerts about …