4C_14o23-20210309-S001-R001-B-003946.fts

No WCS

4C_14o23-20210309-S001-R001-I-004335.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2021-03-09 15:43:36 14.788 +/- 1.974 (3sigma) 14.251 +/- 1.978 (5sigma) 13.522 +/- 1.985 (10sigma)

4C_14o23-20210309-S001-R001-R-004220.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2021-03-09 15:42:21 14.484 +/- 1.791 (3sigma) 13.995 +/- 1.793 (5sigma) 13.331 +/- 1.799 (10sigma)

4C_14o23-20210309-S001-R001-V-004104.fts