Robuta

https://gcn.nasa.gov/circulars/12825 GCN - Circulars - 12825 - GRB 120106A: MITSuME Okayama Optical Observation (update) gcncircularsgrbokayamaoptical https://test.gcn.nasa.gov/circulars/12830 GCN - Circulars - 12830 - GRB 120106A: optical upper limit gcncircularsgrbopticalupper https://gcn.nasa.gov/circulars/events/grb-120106a GCN - Circulars - Events - GRB 120106A gcncircularseventsgrb