20328+4124 CAN  42AB

Coord 2000	20328+4124		Discov num	CAN  42		Comp	AB		Coord arcsec 2000	20 32 50.02 +41 23 44.7
Date first	2008		Date last	2008		Obs	1
Pa first	165		Pa last	165		P.A. Now (θ)	165°
Sep first	1.6		Sep last	1.6		Sep. Now (ρ)	1.6"
Mag pri	8.00		Mag sec	16.70		delta mag (ΔM)	8.7		Spectral class	O8V (blue)
Pri motion ra			Sec motion ra
Pri motion dec			Sec motion dec
Notes	V K (Proper motion indicates physical, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20328+4124	CAN 42	AB	2008	2008	1	165	1.6	8.00	16.70	8.70		<===
Show			20328+4124	CAN 42	AC	2008	2008	1	30	2.5	8.00	16.80	8.80
Show			20328+4124	CAN 42	AD	2008	2008	1	330	3.9	8.00	16.70	8.70
Show			20328+4124	CAN 42	AE	2008	2008	1	75	5.7	8.00	15.10	7.10
Show			20328+4124	CAN 42	AF	2008	2008	1	162	5.7	8.00	15.10	7.10
Show			20328+4124	CAN 42	AG	2008	2008	1	126	8.1	8.00	16.10	8.10
Show			20328+4124	CAN 42	AH	2008	2008	1	266	8.8	8.00	16.70	8.70
Show			20328+4124	CAN 42	AI	2008	2008	1	173	10.8	8.00	14.20	6.20
Show			20328+4124	CAN 42	AJ	1998	2008	2	15	10.9	8.00	15.10	7.10
Show			20328+4124	CAN 42	AK	1998	2008	2	138	12.8	8.00	14.20	6.20

11-fold system
11 visible stars in this system

Precise pa

165.4

Precise sep

1.55

Constellation

Cygnus

Tycho2

3161-01136-1

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20328+4124	CAN 42	AB	2008	1	165	1.6	8.00	16.70	O8V	V K	203250.02+412344.7

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