20327+4114 CAN 78 AB

Coord 2000	20327+4114		Discov num	CAN  78		Comp	AB		Coord arcsec 2000	20 32 40.96 +41 14 29.2
Date first	2005		Date last	2008		Obs	2
Pa first	270		Pa last	270.4		P.A. Now (θ)	270.4°
Sep first	1.1		Sep last	1.06		Sep. Now (ρ)	1.06"
Mag pri	2.70		Mag sec	6.90		delta mag (ΔM)	4.2		Spectral class	B3-4Ia+ (blue-white)
Pri motion ra	+003		Sec motion ra
Pri motion dec	-003		Sec motion dec
Notes	N V K (See Notes, Proper motion indicates physical, 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 This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 32 41 +41 14 29	CAN 5 Aa,Ab	2006	2	284	0.1	11.20	13.50	2.30
Show			20 32 41 +41 14 29	CAN 78 AB	2008	2	270	1.1	2.70	6.90	4.20		<===

Triple system
2 estimated visually detectable stars in this system

Constellation

Cygnus