FRB121102-20221214-S001-R001-R-001140.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2022-12-14 15:11:42.329 16.683 +/- 0.507 (3sigma) 16.094 +/- 0.508 (5sigma) 15.295 +/- 0.509 (10sigma)