01197+0006 HDS 172Aa,Ab

Coord 2000	01197+0006		Discov num	HDS 172		Comp	Aa,Ab		Coord arcsec 2000	01 19 42.78 +00 06 20.6
Date first	1991		Date last	2018		Obs	8
Pa first	335		Pa last	1		P.A. Now (θ)	1°
Sep first	0.2		Sep last	0.3		Sep. Now (ρ)	0.3"
Mag pri	9.38		Mag sec	10.78		delta mag (ΔM)	1.4		Spectral class	K0 (yellow-orange)
Pri motion ra	+118		Sec motion ra
Pri motion dec	+030		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		129234	01197+0006	HDS 172	Aa,Ab	1991	2018	8	1	0.3	9.38	10.78	1.40		<===
Show		129234	01197+0006	DEA 37	AB	2000	2000	1	96	27.4	7.31	14.42	7.11

Triple system
2 visible stars in this system

Precise pa	0.8		Precise sep	0.278		Constellation	Cetus		SAO	129234
HIP	6217		Tycho2	0020-00822-1		Gaia DR2	45274043520		HD	8031
BD	BD-00 201		Distance	100.81		Distance ly	328.84

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01197+0006	HDS 172	Aa,Ab	2008	2	353	0.2	9.38	10.78	K0	X	011942.78+000620.6
01197+0006	HDS 172	Aa,Ab	2015	3	359	0.3	9.38	10.78	K0	X	011942.78+000620.6
01197+0006	HDS 172	Aa,Ab	2018	3	1	0.3	9.38	10.78	K0	X	011942.78+000620.6

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