S4_1749p70-20201104-S001-R001-B-212909.fts

Only less than 50 stars was detected

S4_1749p70-20201104-S001-R001-I-213259.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-11-04 12:33:00 0.121

S4_1749p70-20201104-S001-R001-R-213144.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2020-11-04 12:31:45

S4_1749p70-20201104-S001-R001-V-213028.fts

Only less than 50 stars was detected