19596+4526 KOI 421 AD

Coord 2000	19596+4526		Discov num	KOI 421		Comp	AD		Coord arcsec 2000	19 59 37.41 +45 26 22.8
Date first	2014		Date last	2014		Obs	1
Pa first	130		Pa last	130.2		P.A. Now (θ)	130.2°
Sep first	3.8		Sep last	3.771		Sep. Now (ρ)	3.771"
Mag pri	13.10		Mag sec	19.20		delta mag (ΔM)	6.1		Spectral class
Pri motion ra	+002		Sec motion ra
Pri motion dec	-013		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 59 37 +45 26 23	KOI 421 AB	2014	1	214	2.4	13.10	19.00	5.90
Show			19 59 37 +45 26 23	KOI 421 AC	2014	1	11	3.0	13.10	20.50	7.40
Show			19 59 37 +45 26 23	KOI 421 AD	2014	1	130	3.8	13.10	19.20	6.10		<===
Show			19 59 37 +45 26 23	KOI 421 AE	2014	1	86	4.0	13.10	20.10	7.00

Quintuple system
5 estimated visually detectable stars in this system

Constellation

Cygnus

Gaia DR2

2085193569812098944