01263-0440 TOK 204AB

Coord 2000	01263-0440		Discov num	TOK 204		Comp	AB		Coord arcsec 2000	01 26 19.20 -04 40 26.7
Date first	1998		Date last	2015		Obs	5
Pa first	227		Pa last	227		P.A. Now (θ)	227°
Sep first	24.4		Sep last	24.6		Sep. Now (ρ)	24.6"
Mag pri	8.20		Mag sec	17.50		delta mag (ΔM)	9.3		Spectral class	G5 (yellow)
Pri motion ra	-097		Sec motion ra
Pri motion dec	-103		Sec motion dec
Notes	N V (See Notes, Proper motion indicates physical)

Visually invisible, K-band or other infrared star This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			01263-0440	TOK 204	Aa,Ab	2011	2019	13	67	0.1	8.50	10.00	1.50	Y
Show			01263-0440	TOK 204	AB	1998	2015	5	227	24.6	8.20	17.50	9.30		<===

Triple system
2 visible stars in this system

Precise pa	226.9		Precise sep	24.58		Constellation	Cetus		HIP	6712
Tycho2	4684-00546-1		Gaia DR2	63233174016		HD	8765		BD	BD-05 258
Distance	52.97		Distance ly	172.79

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01263-0440	TOK 204	AB	1998	1	227	24.4	8.14	9.00	G5	NV	012619.20-044026.7
01263-0440	TOK 204	AB	2015	4	227	24.6	8.20	17.50	G5	NV	012619.20-044026.7

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