19285+4156 KOI 3117 AC

19^h 28^m 29.23^s +41° 55' 37.3" P.A. 344.00 sep 5.4 mag 13.16,20.10

Coord 2000	19285+4156		Discov num	KOI3117		Comp	AC		Coord arcsec 2000	19 28 29.23 +41 55 37.3
Date first	2012		Date last	2015		Obs	2
Pa first	343		Pa last	343.5		P.A. Now (θ)	343.5°
Sep first	5.3		Sep last	5.412		Sep. Now (ρ)	5.412"
Mag pri	13.16		Mag sec	20.10		delta mag (ΔM)	6.94		Spectral class
Pri motion ra	+008		Sec motion ra
Pri motion dec	-003		Sec motion dec
Notes	N R (See Notes, Red magnitudes)

Nature of this double is uncertain.

19285+4156 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 28 29 +41 55 37	KOI 3117 AB	2015	2	285	2.7	13.16	20.70	7.54
Show			19 28 29 +41 55 37	KOI 3117 AC	2015	2	344	5.4	13.16	20.10	6.94		<===
Show			19 28 29 +41 55 37	KOI 3117 AD	2015	2	230	5.3	13.16	21.10	7.94

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2101695418277116672