Donggeun Tak (DESY), Meredith Gibb (GSFC/ADNET), Tom McGlynn (GSFC), Alan Smale
(GSFC), Tess Jaffe (GSFC), Scott Barthelmy (GSFC), Eric Burns (LSU), Brad Cenko (GSFC),
Victor Gonzales-Leon (GSFC), Ryan Lorek (GSFC/UMBC), Israel Martinez (GSFC/UMD),
Jeremy Perkins (GSFC), Judith Racusin (GSFC), Teresa Sheets (GSFC), Leo Singer (GSFC),
on behalf of the TACH Team.
The Time-domain Astronomy Coordination Hub (TACH) project is pleased to announce a
new community tool to access the archive of GCN Notices and Circulars. The GCN Viewer
ingests new notices and circulars in real time, and associates events detected by multiple
facilities, providing useful categorization and searchability. This first public release of the
GCN Viewer provides this functionality, and new features will be added with forthcoming
The GCN Viewer: https://heasarc.gsfc.nasa.gov/tachgcn
Please check out the GCN Viewer, and if you have suggestions, feedback, or bug reports,
please contact us via https://heasarc.gsfc.nasa.gov/cgi-bin/Feedback?selected=tachgcn.