18474-4938 HJ 5059 AB (HD 173360)

18^h 47^m 24.33^s -49° 37' 49.6" P.A. 241.00 sep 24.7 mag 6.93,12.32 Sp B9Vn dist. 177.3 pc (578.35 l.y.)

Coord 2000	18474-4938		Discov num	HJ 5059		Comp	AB		Coord arcsec 2000	18 47 24.33 -49 37 49.6
Date first	1834		Date last	2015		Obs	7
Pa first	257		Pa last	240.9		P.A. Now (θ)	240.9°
Sep first	12.0		Sep last	24.718		Sep. Now (ρ)	24.718"
Mag pri	6.93		Mag sec	12.32		delta mag (ΔM)	5.39		Spectral class	B9Vn (blue-white)
Pri motion ra	-004		Sec motion ra	-005
Pri motion dec	-031		Sec motion dec	-017
Notes

rPM=0.449

Nature of this double is uncertain.

18474-4938 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 173360	229277	18 47 24 -49 37 50	HJ 5059 AB	2015	7	241	24.7	6.93	12.32	5.39		<===
Show		229277	18 47 24 -49 37 50	HJ 5059 AC	2015	7	200	30.0	6.93	12.08	5.15

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 173360		Constellation	Telescopium		SAO	229277		HIP	92199
Tycho2	8381-00887-1		Gaia DR2	6655992496008402176		HD	173360		GC	25700
CD	CD-4912336		CP	CP-4910737		Distance	177.3		Distance ly	578.35