Mrk_501-20200824-S001-R001-B-224504.fts

Only less than 50 stars was detected

Mrk_501-20200824-S001-R001-I-224903.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-08-24 13:49:04 0.014

Mrk_501-20200824-S001-R001-R-224747.fts

relative photometry graph from USNO-B1 catalog

Date UT magnitude mag_erorr 2020-08-24 13:47:48 0.026

Mrk_501-20200824-S001-R001-V-224630.fts

Only less than 50 stars was detected