18242-3423 TOK 617 AD

18^h 24^m 10.33^s -34° 23' 04.6" P.A. 36.00 sep 862.9 mag 1.85,9.03 Sp B9.5III dist. 43.94 pc (143.33 l.y.)

Coord 2000	18242-3423		Discov num	TOK 617		Comp	AD		Coord arcsec 2000	18 24 10.33 -34 23 04.6
Date first	1980		Date last	2022		Obs	5
Pa first	36		Pa last	35.6		P.A. Now (θ)	35.6°
Sep first	857.7		Sep last	862.92		Sep. Now (ρ)	862.92"
Mag pri	1.85		Mag sec	9.03		delta mag (ΔM)	7.18		Spectral class	B9.5III (blue-white)
Pri motion ra	-038		Sec motion ra	-033
Pri motion dec	-124		Sec motion dec	-130
Notes	N (See Notes)

rPM=0.058 (< 0.3, Physical double)

This double is physical.

18242-3423 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		210091	18 24 10 -34 23 05	SEE 351 AB	2022	5	314	39.9	1.85	14.30	12.45
Show	Kaus Australis	210091	18 24 10 -34 23 05	GOL 2 AC	1999	2	142	2.4	1.85	8.40	6.55
Show		210091	18 24 10 -34 23 05	TOK 617 AD	2022	5	36	862.9	1.85	9.03	7.18		<===

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Common name	Kaus Australis		Constellation	Sagittarius		SAO	210091		HIP	90185
Tycho2	7401-03471-1		Gaia DR2	4044447699101567360		HD	169022		HR	6879
GC	25100		CD	CD-3412784		Bayer	Epsilon Sagittarii		Bayer name	Eps Sgr
Flamsteed	20 Sagittarii		Flamsteed name	20 Sgr		FK5	689		Distance	43.94
Distance ly	143.33		Bayer greek	ε Sgr