B2_0619p33-20200323-S001-R001-B-213219.fts
Only less than 50 stars was detected


B2_0619p33-20200323-S001-R001-I-213615.fts
Only less than 50 stars was detected


B2_0619p33-20200323-S001-R001-R-213457.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2020-03-23 12:34:59





B2_0619p33-20200323-S001-R001-V-213340.fts
Only less than 50 stars was detected