FRB20201124A-20221231-S001-R001-R-225635.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2022-12-31 13:56:37.679 15.982 +/- 0.858 (3sigma) 15.439 +/- 0.859 (5sigma) 14.702 +/- 0.862 (10sigma)