20273-1813 CHR 184Aa,Ab

Coord 2000	20273-1813		Discov num	CHR 184		Comp	Aa,Ab		Coord arcsec 2000	20 27 19.20 -18 12 42.1
Date first	1992		Date last	2009		Obs	2
Pa first	306		Pa last	50		P.A. Now (θ)	50°
Sep first	0.1		Sep last	0.1		Sep. Now (ρ)	0.1"
Mag pri	5.30		Mag sec	7.90		delta mag (ΔM)	2.6		Spectral class	B8II-III (blue-white)
Pri motion ra	+011		Sec motion ra
Pri motion dec	-012		Sec motion dec
Notes	N (See Notes)

Visually invisible, K-band or other infrared star 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		163592	20273-1813	CHR 184	Aa,Ab	1992	2009	2	50	0.1	5.30	7.90	2.60		<===
Show	Pi Cap	163592	20273-1813	BU 60	AB	1846	2016	68	149	3.6	5.13	8.53	3.40
Show		163592	20273-1813	BU 296	AC	1898	1999	4	40	37.9	5.13	14.10	8.97

Quadruple system
3 visible stars in this system

Precise pa	50		Precise sep	0.071		Constellation	Capricornus		SAO	163592
HIP	100881		Tycho2	6333-02129-2		Gaia DR2	73140593152		HD	194636
HR	7814		GC	28442		BD	BD-18 5685		Bayer	Pi Capricorni
Bayer name	Pi Cap		Flamsteed	10 Capricorni		Flamsteed name	10 Cap		Distance	167.22
Distance ly	545.47

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20273-1813	CHR 184	Aa,Ab	1992	1	306	0.1	5.25		B8II-III	N	202719.20-181242.1
20273-1813	CHR 184	Aa,Ab	2009	2	50	0.1	5.30	7.90	B8II-III	N	202719.20-181242.1

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