16574-5153 CPO 9229 AC

Coord 2000	16574-5153		Discov num	CPO9229		Comp	AC		Coord arcsec 2000	16 57 22.46 -51 53 16.8
Date first	2000		Date last	2015		Obs	2
Pa first	80		Pa last	77.5		P.A. Now (θ)	77.5°
Sep first	7.3		Sep last	7.441		Sep. Now (ρ)	7.441"
Mag pri	8.47		Mag sec	11.38		delta mag (ΔM)	2.91		Spectral class	F5 (yellow-white)
Pri motion ra	-005		Sec motion ra
Pri motion dec	-035		Sec motion dec
Notes	K (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 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			16 57 22 -51 53 17	HDS 2397 Aa,Ab	2021	2	273	0.4	10.05	12.44	2.39
Show			16 57 22 -51 53 17	CPO 9229 AB	2015	3	50	4.6	9.90	9.90	0.00
Show			16 57 22 -51 53 17	CPO 9229 AC	2015	2	78	7.4	8.47	11.38	2.91		<===
Show			16 57 22 -51 53 17	CPO 9229 AD	2015	2	316	6.7	8.47	13.28	4.81

Quintuple system
4 estimated visually detectable stars in this system

Constellation

Ara

Gaia DR2

5936408521322513920