Robuta

https://heasarc.gsfc.nasa.gov/docs/nicer/schedule/too_individual/40471.html Request 40471: AT2021UQV request https://gcn.nasa.gov/circulars/40471?query=250516A GCN - Circulars - 40471 - GRB 250516A: Swift/UVOT Detection gcn circulars grb swift detection