J2000: 21 09 42.87 +57 31 41.1
Gaia DR3 2189554368800376704 = GSC 03961-00685 = GSC2.4 N1E6000394 = 2MASS 21094286+5731411 = USNO-B1.0 1475-0411844 = ATO J317.4285+57.5280

Comments:  Gaia DR3 observations.

HJD	G_mag
2456876.627521	13.4749
2456876.877693	13.4695
2456877.053856	13.4675
2456877.127865	13.4678
2456877.304028	13.4648
2456877.378009	13.4704
2456877.554200	13.4627
2456877.804344	13.4703
2456877.878381	13.4657
2456878.054564	13.4641
2456878.128552	13.5790
2456878.304714	13.5018
2456878.378723	13.4656
2456878.554885	13.4649
2456929.498814	13.4725
2456929.674971	13.4723
2456991.195940	13.4748
2457025.167792	13.4781
2457057.077815	13.4732
2457057.151820	13.4715
2457085.646327	13.4664
2457125.129777	13.4761
2457125.305937	13.4768
2457155.125299	13.4636
2457188.289507	13.4837
2457224.837598	13.4770
2457247.835578	13.4726
2457288.214670	13.4693
2457288.288706	13.4694
2457306.789326	13.4655
2457369.412771	13.4722
2457436.122625	13.4714
2457436.196658	13.4720
2457464.119660	13.4770
2457464.193638	13.4766
2457503.427641	13.4724
2457503.603802	13.4695
2457534.670062	13.4763
2457565.586057	13.4690
2457565.660067	13.4738
2457603.379178	13.4690
2457665.255670	13.4696
2457665.329660	13.4682
2457684.255629	13.4698
2457684.329634	13.4686
2457721.787588	13.4765
2457747.527844	13.4621
2457779.009883	13.4771
2457815.225740	13.4745
2457842.974121	13.4763
2457843.048128	13.4743
2457881.458806	13.4679
2457881.532815	13.4657