20064+3543 SEI 877AB

Coord 2000	20064+3543		Discov num	SEI 877		Comp	AB		Coord arcsec 2000	20 06 22.29 +35 42 52.7
Date first	1896		Date last	2015		Obs	12
Pa first	48		Pa last	46		P.A. Now (θ)	46°
Sep first	12.8		Sep last	12.9		Sep. Now (ρ)	12.9"
Mag pri	10.47		Mag sec	12.70		delta mag (ΔM)	2.23		Spectral class	A (white)
Pri motion ra	-005		Sec motion ra	+001
Pri motion dec	-009		Sec motion dec	+001
Notes

rPM=1.133 This double is not physical.

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	46.4		Precise sep	12.885		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	SEI 877	AB	2002	6	47	12.8	10.47	12.70		D	200622.29+354252.7
20064+3543	SEI 877	AB	2010	8	48	11.8	10.47	12.70	A		200622.29+354252.7
20064+3543	SEI 877	AB	2015	8	46	12.9	10.47	12.70	A		200622.29+354252.7

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