20242+5807 A   729AB

Coord 2000	20242+5807		Discov num	A   729		Comp	AB		Coord arcsec 2000	20 24 11.72 +58 07 37.0
Date first	1904		Date last	2015		Obs	9
Pa first	251		Pa last	252		P.A. Now (θ)	252°
Sep first	2.7		Sep last	2.8		Sep. Now (ρ)	2.8"
Mag pri	10.09		Mag sec	12.10		delta mag (ΔM)	2.01		Spectral class
Pri motion ra	-001		Sec motion ra
Pri motion dec	-016		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		32535	20 24 12 +58 07 37	A 729 AB	2015	9	252	2.8	10.09	12.10	2.01		<===
Show		32535	20 24 12 +58 07 37	A 729 AC	2015	6	69	36.4	9.70	12.78	3.08

Triple system
3 visible stars in this system

Precise pa	251.5		Precise sep	2.84		Constellation	Cygnus		SAO	32535
Tycho2	3949-00738-1		Gaia DR2	2188277182957551360

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20242+5807	A 729	AB	2004	6	252	2.8	10.09	12.10			202411.72+580737.0
20242+5807	A 729	AB	2010	7	252	2.6	10.09	12.10			202411.72+580737.0
20242+5807	A 729	AB	2015	9	252	2.8	10.09	12.10			202411.72+580737.0

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