00446-1856 LDS3195AC

Coord 2000	00446-1856		Discov num	LDS3195		Comp	AC		Coord arcsec 2000	00 44 37.15 -18 56 48.2
Date first	1960		Date last	2010		Obs	6
Pa first	239		Pa last	240		P.A. Now (θ)	240°
Sep first	34.0		Sep last	35.4		Sep. Now (ρ)	35.4"
Mag pri	10.74		Mag sec	15.90		delta mag (ΔM)	5.16		Spectral class	dM2
Pri motion ra	+273		Sec motion ra	+279
Pri motion dec	+177		Sec motion dec	+185
Notes	N V (See Notes, Proper motion indicates physical)

This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00446-1856	HDS 99	Aa,Ab	1991	2015	8	209	0.2	11.46	11.74	0.28	Y
Show			00446-1856	LDS3195	AB	1960	2007	6	242	146.6	10.93	10.42	0.51
Show			00446-1856	LDS3195	AC	1960	2010	6	240	35.4	10.74	15.90	5.16		<===

Quadruple system
3 visible stars in this system

Constellation	Cetus		HIP	3493		Tycho2	5849-00610-1		GL	Gl 31.2A
BD	BD-19 111		Distance	31.44		Distance ly	102.56		last precise pa	240
last precise sep	35.443

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00446-1856	LDS3195	AC	2000	4	240	35.2	10.74	15.90	dM2	D	004437.15-185648.2
00446-1856	LDS3195	AC	2010	6	240	35.4	10.74	15.90	dM2	N	004437.15-185648.2

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