IceCube-20210922A: DESNU Optical counterpart candidate from 5 nights of DECam observations. Morgan, R. ; Sherman, N. ; Garcia, A. ; Herner, K. ; Beas-Gonzalez, J. ; Vivas, K. ; Zenteno, A. ; Brout, D. ; Yang, Y. ; Moon, B. Abstract Publication: GRB Coordinates Network Pub Date: 2021 Bibcode: 2021GCN.30927....1M