FRB20201124A-20221118-S001-R001-R-021326.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2022-11-18 17:13:29.750 16.135 +/- 0.669 (3sigma) 15.597 +/- 0.670 (5sigma) 14.865 +/- 0.672 (10sigma)