16070-2743 MUA   1Ba,Bb

Coord 2000	16070-2743		Discov num	MUA   1		Comp	Ba,Bb		Coord arcsec 2000	16 06 57.96 -27 43 09.7
Date first	2005		Date last	2020		Obs	6
Pa first	276		Pa last	3		P.A. Now (θ)	3°
Sep first	0.1		Sep last	0.1		Sep. Now (ρ)	0.1"
Mag pri	9.09		Mag sec	9.16		delta mag (ΔM)	0.07		Spectral class	K7V+M1V (yellow-orange/red)
Pri motion ra	-013		Sec motion ra
Pri motion dec	-024		Sec motion dec
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		184124	16 06 58 -27 43 10	RST 1877 AB	2020	9	6	1.5	8.23	12.70	4.47
Show		184124	16 06 58 -27 43 10	GLP 5 AC	2015	9	221	35.0	8.23	11.24	3.01
Show		184124	16 06 58 -27 43 10	MUA 1 Ba,Bb	2020	6	3	0.1	9.09	9.16	0.07		<===

Quadruple system
3 visible stars in this system

Precise pa	2.8		Precise sep	0.087		Constellation	Scorpius		SAO	184124
HIP	78943		Tycho2	6788-00508-1		Gaia DR2	6042124910722287744		HD	144432
CD	CD-2710778		Distance	160		Distance ly	521.92

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16070-2743	MUA 1	Ba,Bb	2005	1	276	0.1	9.09	9.16	K7V M1V	N K	160657.96-274309.7
16070-2743	MUA 1	Ba,Bb	2017	2	345	0.1	9.09	9.16	K7V+M1V	N K	160657.96-274309.7
16070-2743	MUA 1	Ba,Bb	2018	3	348	0.1	9.09	9.16	K7V+M1V	N K	160657.96-274309.7
16070-2743	MUA 1	Ba,Bb	2019	5	68	0.0	9.09	9.16	K7V+M1V	N K	160657.96-274309.7

If you need more information about this double, apply for a data request form to the WDS.