20068+3611 BKO  87AC

Coord 2000	20068+3611		Discov num	BKO  87		Comp	AC		Coord arcsec 2000	20 06 47.91 +36 11 08.7
Date first	1895		Date last	2015		Obs	11
Pa first	228		Pa last	226		P.A. Now (θ)	226°
Sep first	44.0		Sep last	41.5		Sep. Now (ρ)	41.5"
Mag pri	12.22		Mag sec	11.97		delta mag (ΔM)	0.25		Spectral class
Pri motion ra	-003		Sec motion ra	+011
Pri motion dec	+000		Sec motion dec	+003
Notes

rPM=1.256 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20068+3611	SEI 884	AB	1896	2015	10	351	24.3	12.22	13.07	0.85
Show			20068+3611	BKO 87	AC	1895	2015	11	226	41.5	12.22	11.97	0.25		<===
Show			20068+3611	BKO 87	CD	1998	2015	8	299	10.3	11.97	13.40	1.43

Quadruple system
4 visible stars in this system

Precise pa	226.3		Precise sep	41.526		Constellation	Cygnus		SAO	69416
Gaia DR2	38654428544

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20068+3611	BKO 87	AC	2002	5	226	41.5	10.50	11.90		D	200647.91+361108.7
20068+3611	BKO 87	AC	2015	7	226	41.5	12.22	11.97			200647.91+361108.7

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