20168+4158 ES 1568AB (V1191 Cyg)

Coord 2000	20168+4158		Discov num	ES 1568		Comp	AB		Coord arcsec 2000	20 16 46.95 +41 57 48.9
Date first	1892		Date last	2015		Obs	7
Pa first	301		Pa last	291		P.A. Now (θ)	291°
Sep first	11.9		Sep last	12.7		Sep. Now (ρ)	12.7"
Mag pri	10.86		Mag sec	12.23		delta mag (ΔM)	1.37		Spectral class
Pri motion ra	+005		Sec motion ra	-002
Pri motion dec	-014		Sec motion dec	-003
Notes	N (See Notes)

rPM=0.877 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 16 47 +41 57 49	ES 1568 AB	2015	7	291	12.7	10.86	12.23	1.37		<===
Show			20 16 46 +41 57 55	ES 1568 BC	2008	6	207	3.5	12.23	12.30	0.07

Triple system
3 visible stars in this system

Precise pa	291.1		Precise sep	12.712		Var name	V1191 Cyg		Constellation	Cygnus
Tycho2	3159-00988-1		Gaia DR2	2068658731693850752

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20168+4158	ES 1568	AB	1999	5	299	13.0	10.86	12.23		N D	201646.95+415748.9
20168+4158	ES 1568	AB	2002	6	296	12.9	10.86	12.23		N D	201646.95+415748.9
20168+4158	ES 1568	AB	2010	7	296	12.7	10.86	12.23		N	201646.95+415748.9
20168+4158	ES 1568	AB	2015	7	291	12.7	10.86	12.23		N	201646.95+415748.9

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