FRB121102-20221118-S001-R001-R-021718.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2022-11-18 17:17:20.760 16.453 +/- 0.544 (3sigma) 15.841 +/- 0.545 (5sigma) 15.009 +/- 0.547 (10sigma)