FRB20201124A-20221222-S001-R001-R-233700.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2022-12-22 14:37:03.690 16.187 +/- 0.805 (3sigma) 15.655 +/- 0.806 (5sigma) 14.933 +/- 0.808 (10sigma)