20342+4134 CAN 71 AC

Coord 2000	20342+4134		Discov num	CAN  71		Comp	AC		Coord arcsec 2000	20 34 09.52 +41 34 13.7
Date first	1998		Date last	2008		Obs	2
Pa first	127		Pa last	126.6		P.A. Now (θ)	126.6°
Sep first	13.4		Sep last	13.06		Sep. Now (ρ)	13.06"
Mag pri	8.70		Mag sec	16.00		delta mag (ΔM)	7.3		Spectral class	O9V (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 34 10 +41 34 14	CAN 71 AB	2014	5	52	5.9	8.70	12.10	3.40
Show			20 34 10 +41 34 14	CAN 71 AC	2008	2	127	13.1	8.70	16.00	7.30		<===

Triple system
3 estimated visually detectable stars in this system

Constellation

Cygnus