CTA_102-20181230-S001-R001-B-200307.fts

Only less than 50 stars was detected

CTA_102-20181230-S001-R001-I-200153.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2018-12-30 11:01:54 17.25 0.430

CTA_102-20181230-S001-R001-R-200037.fts

upper limit SN vs magnitude graph from USNO-B1 catalog

UT upper limit 2018-12-30 11:00:40 16.131 +/- 0.879 (3sigma) 15.480 +/- 0.881 (5sigma) 14.596 +/- 0.884 (10sigma)

CTA_102-20181230-S001-R001-V-200423.fts

Only less than 50 stars was detected