4Cp28o07-20181219-S001-R001-B-232346.fts

Only less than 50 stars was detected

4Cp28o07-20181219-S001-R001-I-232732.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-19 14:27:33 15.08 0.192

4Cp28o07-20181219-S001-R001-R-232618.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2018-12-19 14:26:19 15.938 +/- 1.256 (3sigma) 15.293 +/- 1.258 (5sigma) 14.418 +/- 1.263 (10sigma)

4Cp28o07-20181219-S001-R001-V-232503.fts