S4_1030p61-20221219-S001-R001-B-042806.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2022-12-19 19:28:11.509
17.990 +/- 1.341 (3sigma)
17.426 +/- 1.343 (5sigma)
16.662 +/- 1.347 (10sigma)


S4_1030p61-20221219-S001-R001-I-043151.fts
No WCS


S4_1030p61-20221219-S001-R001-R-043038.fts
Only less than 50 stars was detected


S4_1030p61-20221219-S001-R001-V-042923.fts
Only less than 50 stars was detected