OG_050-20210419-S001-R001-B-193235.fts

Only less than 50 stars was detected

OG_050-20210419-S001-R001-I-193624.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2021-04-19 10:36:25 14.941 +/- 2.321 (3sigma) 14.347 +/- 2.326 (5sigma) 13.540 +/- 2.335 (10sigma)

OG_050-20210419-S001-R001-R-193509.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2021-04-19 10:35:10 14.807 +/- 2.565 (3sigma) 14.181 +/- 2.571 (5sigma) 13.331 +/- 2.583 (10sigma)

OG_050-20210419-S001-R001-V-193353.fts