16569-4031 COO 289 AE

16^h 56^m 54.67^s -40° 30' 44.4" P.A. 339.00 sep 38.2 mag 7.27,12.70 Sp O6.5IIIf: dist. 395.26 pc (1289.34 l.y.)

Coord 2000	16569-4031		Discov num	COO 289		Comp	AE		Coord arcsec 2000	16 56 54.67 -40 30 44.4
Date first	2015		Date last	2016		Obs	2
Pa first	342		Pa last	339.4		P.A. Now (θ)	339.4°
Sep first	38.1		Sep last	38.19		Sep. Now (ρ)	38.19"
Mag pri	7.27		Mag sec	12.70		delta mag (ΔM)	5.43		Spectral class	O6.5IIIf: (blue)
Pri motion ra	+001		Sec motion ra	-012
Pri motion dec	-002		Sec motion dec	-007
Notes	N (See Notes)

rPM=1.003

This double is not physical.

16569-4031 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		227479	16 56 55 -40 30 44	CHR 254 Aa,Ab	2014	5	310	0.1	7.50	9.30	1.80
Show		227479	16 56 55 -40 30 44	RST 5421 AB	2015	4	128	7.3	7.27	13.00	5.73
Show	HD 152723	227479	16 56 55 -40 30 44	COO 289 AC	2016	10	253	7.9	7.27	9.48	2.21
Show		227479	16 56 55 -40 30 44	COO 289 AD	2016	10	237	15.2	7.27	9.61	2.34
Show		227479	16 56 55 -40 30 44	COO 289 AE	2016	2	339	38.2	7.27	12.70	5.43		<===
Show			16 56 54 -40 30 47	COO 289 CD	1999	7	221	7.9	9.48	9.61	0.13

Sextuple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Scorpius		SAO	227479		HIP	82936		Tycho2	7872-02169-1
Gaia DR2	5969698194333785088		HD	152723		CD	CD-4010986		CP	CP-40 7650
Distance	395.26		Distance ly	1289.34