20176-1230 WZ   15Aa,Ab

Coord 2000	20176-1230		Discov num	WZ   15		Comp	Aa,Ab		Coord arcsec 2000	20 17 38.86 -12 30 29.6
Date first	1905		Date last	2002		Obs	3
Pa first	347		Pa last	353		P.A. Now (θ)	353°
Sep first	1.1		Sep last	0.8		Sep. Now (ρ)	0.8"
Mag pri	4.44		Mag sec	8.60		delta mag (ΔM)	4.16		Spectral class	G3Ib (yellow)
Pri motion ra	+022		Sec motion ra
Pri motion dec	+001		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		163422	20176-1230	WZ 15	Aa,Ab	1905	2002	3	353	0.8	4.44	8.60	4.16		<===
Show	Al giedi prima	163422	20176-1230	BU 295	AB	1874	2008	7	212	53.2	4.24	14.10	9.86
Show		163422	20176-1230	HJ 607	AC	1827	2020	34	228	47.4	4.24	9.60	5.36
Show		163422	20176-1230	WZ 15	CD	1905	2015	4	108	31.7	9.60	14.20	4.60

Quintuple system
4 visible stars in this system

Precise pa	352.6		Precise sep	0.82		Constellation	Capricornus		SAO	163422
HIP	100027		Tycho2	5748-02598-1		Gaia DR2	07840983040		HD	192876
HR	7747		GC	28189		BD	BD-12 5683		Bayer	Alpha 1 Capricorni
Bayer name	Alp1 Cap		Flamsteed	5 Capricorni		Flamsteed name	5 Cap		Distance	174.52
Distance ly	569.28

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20176-1230	WZ 15	Aa,Ab	1991	2	355	0.6	4.44	8.60	G3Ib	N D	201738.86-123029.6
20176-1230	WZ 15	Aa,Ab	2002	3	353	0.8	4.44	8.60	G3Ib	N D	201738.86-123029.6

If you need more information about this double, apply for a data request form to the WDS.