Robuta

https://test.gcn.nasa.gov/circulars/29539 GCN - Circulars - 29539 - GRB 210217A: 1.3m DFOT optical detection gcn circulars grb optical detection https://test.gcn.nasa.gov/circulars/29538 GCN - Circulars - 29538 - GRB 210217A: Swift-XRT refined Analysis gcn circulars grb swift xrt https://gcn.nasa.gov/circulars/29555 GCN - Circulars - 29555 - GRB 210217A: Swift/UVOT Detection gcn circulars grb swift detection https://gcn.nasa.gov/circulars/29577?query=210226A GCN - Circulars - 29577 - GRB 210217A: Mondy optical observations gcn circulars grb mondy optical