GCN Circulars
GCN Circulars are rapid bulletins submitted by and distributed to the community. See the documentation for help with subscribing to or submitting Circulars.
Search for Circulars by submitter, subject, or body text (e.g. 'Fermi GRB').
To navigate to a specific circular, enter the associated Circular ID (e.g. 'gcn123', 'Circular 123', or '123').
To navigate to a specific circular, enter the associated Circular ID (e.g. 'gcn123', 'Circular 123', or '123').
Advanced Search
To narrow the search results, use advanced search syntax. This allows for specifying which circular field to search (submitter, subject, and/or body). For additional information, refer to the advanced search documentation.
Advanced Search Examples (click to copy):
subject:"Swift"body:"GRB"submitter:"Judith Racusin"7 results found.
- GRB 070911, SMARTS optical/IR afterglow observations
- GRB 070911: Swift/BAT and Suzaku/WAM joint spectral analysis
- GRB 070911: Suzaku WAM observation of the prompt emission
- GRB 070911: PAIRITEL IR Observations
- GRB 070911: Swift XRT refined analysis
- GRB 070911, Swift-BAT refined analysis
- GRB 070911: Swift detection of a burst