20330+4124 CAN 43 AF

Coord 2000	20330+4124		Discov num	CAN  43		Comp	AF		Coord arcsec 2000	20 32 59.19 +41 24 25.5
Date first	1998		Date last	2013		Obs	4
Pa first	224		Pa last	223.6		P.A. Now (θ)	223.6°
Sep first	9.2		Sep last	9.325		Sep. Now (ρ)	9.325"
Mag pri	8.30		Mag sec	13.00		delta mag (ΔM)	4.7		Spectral class	O8V (blue)
Pri motion ra			Sec motion ra
Pri motion dec			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			20 32 59 +41 24 26	CAN 43 AB	2008	2	157	3.1	8.30	14.70	6.40
Show			20 32 59 +41 24 26	CAN 43 AC	2008	1	276	5.2	8.30	16.80	8.50
Show			20 32 59 +41 24 26	CAN 43 AD	2008	1	283	7.9	8.30	16.80	8.50
Show			20 32 59 +41 24 26	CAN 43 AE	2008	1	8	8.2	8.30	16.40	8.10
Show			20 32 59 +41 24 26	CAN 43 AF	2013	4	224	9.3	8.30	13.00	4.70		<===
Show			20 32 59 +41 24 26	CAN 43 AG	2008	1	257	10.3	8.30	16.60	8.30
Show			20 32 59 +41 24 26	CAN 43 AH	2008	2	111	10.9	8.30	15.50	7.20

Octuple system
8 estimated visually detectable stars in this system

Constellation

Cygnus