Robuta

https://gcn.nasa.gov/circulars/2679 GCN - Circulars - 2679 - GRB 040827: RTT150 optical observations gcn circulars grb optical observations https://test.gcn.nasa.gov/circulars/2680 GCN - Circulars - 2680 - GRB 040827: Possible detection of optical afterglow gcn circulars grb possible detection https://test.gcn.nasa.gov/circulars/events/grb-040827 GCN - Circulars - Events - GRB 040827 gcn circulars events grb