GCN Circulars
GCN Circulars are rapid astronomical bulletins submitted by and distributed to community members worldwide. They are used to share discoveries, observations, quantitative near-term predictions, requests for follow-up observations, or future observing plans related to high-energy, multi-messenger, and variable or transient astrophysical events. See the documentation for help with subscribing to or submitting Circulars.
To navigate to a specific circular, enter the associated Circular ID (e.g. 'gcn123', 'Circular 123', or '123').
9 results found.
- GRB 210827A: further Swift-XRT observations
- GRB 210827A: Swift/UVOT Upper Limits
- GRB 210827A: BOOTES-5/JGT optical upper limit
- GRB 210827A: Fermi GBM Observation
- Fermi GRB 210827A: Global MASTER-Net observations report
- GRB 210827A: Swift-XRT observations
- GRB 210827A: Swift ToO observations
- GRB 210827A: Swift/BAT-GUANO detection and arcminute localization
- GRB 210827A: Fermi GBM Final Real-time Localization