4C_50o11-20221231-S001-R001-B-211742.fts
Only less than 50 stars was detected


4C_50o11-20221231-S001-R001-I-212131.fts
No WCS


4C_50o11-20221231-S001-R001-R-212018.fts
upper limit SN vs magnitude graph from USNO-B1 catalog
UT upper limit
2022-12-31 12:20:20.190
15.429 +/- 1.737 (3sigma)
14.812 +/- 1.741 (5sigma)
13.975 +/- 1.748 (10sigma)


4C_50o11-20221231-S001-R001-V-211906.fts
Only less than 50 stars was detected