19417+4051 KOI 4213 AC

Coord 2000	19417+4051		Discov num	KOI4213		Comp	AC		Coord arcsec 2000	19 41 40.91 +40 50 33.5
Date first	2010		Date last	2015		Obs	2
Pa first	90		Pa last	88		P.A. Now (θ)	88°
Sep first	4.0		Sep last	3.999		Sep. Now (ρ)	3.999"
Mag pri	12.60		Mag sec	15.40		delta mag (ΔM)	2.8		Spectral class
Pri motion ra	-015		Sec motion ra
Pri motion dec	-027		Sec motion dec
Notes	K (K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 41 41 +40 50 34	KOI 4213 AB	2016	2	131	3.7	12.60	16.10	3.50
Show			19 41 41 +40 50 34	KOI 4213 AC	2015	2	88	4.0	12.60	15.40	2.80		<===

Triple system
3 estimated visually detectable stars in this system

Constellation

Cygnus

Gaia DR2

2076611915918603904