20064-1322 HLD 155AB

Coord 2000	20064-1322		Discov num	HLD 155		Comp	AB		Coord arcsec 2000	20 06 24.72 -13 22 06.0
Date first	1882		Date last	2016		Obs	16
Pa first	270		Pa last	276		P.A. Now (θ)	276°
Sep first	1.5		Sep last	1.9		Sep. Now (ρ)	1.9"
Mag pri	9.91		Mag sec	10.51		delta mag (ΔM)	0.6		Spectral class	K0III (yellow-orange)
Pri motion ra	-005		Sec motion ra	-005
Pri motion dec	-001		Sec motion dec	-001
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 06 25 -13 22 06	HLD 155 AB	2016	16	276	1.9	9.91	10.51	0.60		<===
Show			20 06 25 -13 22 06	HLD 155 AC	2016	9	240	29.9	9.92	11.54	1.62

Triple system
3 visible stars in this system

Precise pa	275.7		Precise sep	1.89		Constellation	Sagittarius		Tycho2	5751-00851-1
Gaia DR2	6878859551590713472		HD	190640

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20064-1322	HLD 155	AB	1991	11	274	1.8	9.91	10.51	K0III		200624.72-132206.0
20064-1322	HLD 155	AB	2009	12	276	1.8	9.91	10.51	K0III		200624.72-132206.0
20064-1322	HLD 155	AB	2016	13	276	1.8	9.91	10.51	K0III		200624.72-132206.0

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