12118-5306 HDS 1722 AB (HD 105974)

12^h 11^m 48.36^s -53° 05' 35.5" P.A. 175.00 sep 0.8 mag 8.34,9.34 Sp K2/K3III dist. 333.33 pc (1087.32 l.y.)

Coord 2000	12118-5306		Discov num	HDS1722		Comp	AB		Coord arcsec 2000	12 11 48.36 -53 05 35.5
Date first	1991		Date last	2021		Obs	3
Pa first	201		Pa last	175.2		P.A. Now (θ)	175.2°
Sep first	0.1		Sep last	0.83		Sep. Now (ρ)	0.83"
Mag pri	8.34		Mag sec	9.34		delta mag (ΔM)	1		Spectral class	K2/K3III (yellow-orange)
Pri motion ra	-025		Sec motion ra
Pri motion dec	+005		Sec motion dec
Notes

Nature of this double is uncertain.

12118-5306 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		239740	12 11 48 -53 05 36	HDS 1722 Aa,Ab	2021	1	33	0.1	8.50	10.40	1.90
Show	HD 105974	239740	12 11 48 -53 05 36	HDS 1722 AB	2021	3	175	0.8	8.34	9.34	1.00		<===

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 105974		Constellation	Centaurus		SAO	239740		HIP	59464
Tycho2	8632-00041-1		HD	105974		CP	CP-52 5317		Distance	333.33
Distance ly	1087.32