Robuta

https://gcn.nasa.gov/circulars/27480 GCN - Circulars - 27480 - Fermi GRB 200402C: Global MASTER-Net observations report global master gcn circulars fermi grb https://test.gcn.nasa.gov/circulars/27480 GCN - Circulars - 27480 - Fermi GRB 200402C: Global MASTER-Net observations report global master gcn circulars fermi grb