Robuta

https://gcn.nasa.gov/circulars/10684?page=5&query=GROND GCN - Circulars - 10684 - GRB 100425A: VLT/X-shooter redshift gcn circulars grb vlt x https://gcn.nasa.gov/circulars/10680 GCN - Circulars - 10680 - GRB 100425A: candidate optical afterglow from the VLT from the gcn circulars grb