4C_14o23-20210227-S001-R001-B-214843.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2021-02-27 12:48:47
15.730 +/- 1.654 (3sigma)
15.033 +/- 1.658 (5sigma)
14.088 +/- 1.667 (10sigma)


4C_14o23-20210227-S001-R001-I-215255.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2021-02-27 12:52:57
15.443 +/- 1.097 (3sigma)
14.907 +/- 1.099 (5sigma)
14.179 +/- 1.103 (10sigma)


4C_14o23-20210227-S001-R001-R-215131.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2021-02-27 12:51:32
15.203 +/- 0.945 (3sigma)
14.679 +/- 0.947 (5sigma)
13.967 +/- 0.950 (10sigma)


4C_14o23-20210227-S001-R001-V-215006.fts
Only less than 50 stars was detected