PKS_0507p17-20201125-S001-R001-B-012041.fts

Only less than 50 stars was detected

PKS_0507p17-20201125-S001-R001-I-012434.fts

Only less than 50 stars was detected

PKS_0507p17-20201125-S001-R001-R-012317.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2020-11-25 16:23:18 15.153 +/- 2.238 (3sigma) 14.461 +/- 2.244 (5sigma) 13.521 +/- 2.256 (10sigma)

PKS_0507p17-20201125-S001-R001-V-012200.fts