15580-3029 I   978AB

Coord 2000	15580-3029		Discov num	I   978		Comp	AB		Coord arcsec 2000	15 58 02.27 -30 28 36.2
Date first	1910		Date last	1991		Obs	7
Pa first	350		Pa last	7		P.A. Now (θ)	7°
Sep first	1.0		Sep last	0.8		Sep. Now (ρ)	0.8"
Mag pri	9.91		Mag sec	10.13		delta mag (ΔM)	0.22		Spectral class	G0V (yellow)
Pri motion ra	+025		Sec motion ra	+025
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		207172	15 58 02 -30 28 36	I 978 AB	1991	7	7	0.8	9.91	10.13	0.22		<===
Show		207172	15 58 02 -30 28 36	B 9026 AC	2015	3	33	5.1	9.91	13.50	3.59

Triple system
3 visible stars in this system

Precise pa	7.4		Precise sep	0.78		Constellation	Lupus		SAO	207172
Tycho2	7329-01319-1		Gaia DR2	6039814944167281664		HD	142869

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
15580-3029	I 978	AB	1991	7	7	0.8	9.91	10.13	G0V		155802.27-302836.2

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