B2_0619p33-20181228-S001-R001-B-042920.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2018-12-28 19:29:24
14.506 +/- 2.370 (3sigma)
14.005 +/- 2.374 (5sigma)
13.325 +/- 2.381 (10sigma)


B2_0619p33-20181228-S001-R001-I-043330.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2018-12-28 19:33:31
15.854 +/- 0.802 (3sigma)
15.179 +/- 0.804 (5sigma)
14.262 +/- 0.807 (10sigma)


B2_0619p33-20181228-S001-R001-R-043202.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2018-12-28 19:32:03
16.309 +/- 0.689 (3sigma)
15.709 +/- 0.690 (5sigma)
14.896 +/- 0.693 (10sigma)


B2_0619p33-20181228-S001-R001-V-043040.fts
Only less than 50 stars was detected