Robuta

https://test.gcn.nasa.gov/circulars/10244 GCN - Circulars - 10244 - GRB 091127, SMARTS optical/IR afterglow observations gcn circulars grb smarts optical https://pure.psu.edu/en/publications/broadband-study-of-grb-091127-a-sub-energetic-burst-at-higher-red/ Broadband study of GRB 091127: A sub-energetic burst at higher redshift? - Penn State https://gcn.nasa.gov/circulars/10202.gcn3 GCN - Circulars - 10202.gcn3 - GRB 091127: Gemini-N redshift gcn circulars grb gemini redshift https://test.gcn.nasa.gov/circulars/10197 GCN - Circulars - 10197 - GRB 091127: Swift-BAT refined analysis gcn circulars grb swift bat