The optical identifcation of events with poorly defined locations: The case of the Fermi GBM GRB140801A

V. M. Lipunov, J. Gorosabel, M. V. Pruzhinskaya +50

We report the early discovery of the optical afterglow of gamma-ray burst (GRB) 140801A in the 137 deg${}^2$ 3-$\sigma$ error-box of the Fermi Gamma-ray Burst Monitor (GBM). MASTER is the…