20064+3543 BKO  84AC

Coord 2000	20064+3543		Discov num	BKO  84		Comp	AC		Coord arcsec 2000	20 06 22.29 +35 42 52.7
Date first	1998		Date last	2015		Obs	8
Pa first	20		Pa last	20		P.A. Now (θ)	20°
Sep first	5.8		Sep last	5.8		Sep. Now (ρ)	5.8"
Mag pri	10.47		Mag sec	14.30		delta mag (ΔM)	3.83		Spectral class	A (white)
Pri motion ra	-005		Sec motion ra
Pri motion dec	-009		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		69422	20 06 22 +35 42 53	SEI 877 AB	2015	12	46	12.9	10.47	12.70	2.23
Show		69422	20 06 22 +35 42 53	BKO 84 AC	2015	8	20	5.8	10.47	14.30	3.83		<===

Triple system
3 visible stars in this system

Precise pa	19.7		Precise sep	5.752		Constellation	Cygnus		SAO	69422
Tycho2	2683-03425-1		Gaia DR2	2059071887978880512		HD	227671

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20064+3543	BKO 84	AC	2002	2	19	5.6	10.47	14.30		D	200622.29+354252.7
20064+3543	BKO 84	AC	2015	4	19	5.8	10.47	14.30	A		200622.29+354252.7

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