Robuta

https://gcn.nasa.gov/circulars/37654 GCN - Circulars - 37654 - GRB 240930B: Swift/BAT-GUANO localization skymap of a burst https://gcn.nasa.gov/circulars/37720 GCN - Circulars - 37720 - GRB 240930B: SVOM/C-GFT optical upper limit gcn circulars grb