03128-0112 HJ 663 Ba,Bb

Coord 2000	03128-0112		Discov num	HJ  663		Comp	Ba,Bb		Coord arcsec 2000	03 12 46.32 -01 11 45.4
Date first	2008		Date last	2008		Obs	1
Pa first	102		Pa last	102		P.A. Now (θ)	102°
Sep first	0.0		Sep last	0.036		Sep. Now (ρ)	0.036"
Mag pri	11.00		Mag sec			delta mag (ΔM)			Spectral class
Pri motion ra			Sec motion ra
Pri motion dec			Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	94 Cet	130355	03 12 46 -01 11 45	HJ 663 AB	2018	27	195	2.3	5.06	11.00	5.94	Y
Show		130355	03 12 46 -01 11 45	LAF 30 AC	2005	1	187	6.2	3.80	20.40	16.60
Show		130355	03 12 46 -01 11 45	LAF 30 AD	2005	1	185	6.3	3.80	19.80	16.00
Show		130355	03 12 46 -01 11 45	LAF 30 AE	2005	1	73	11.6	3.80	21.30	17.50
Show		130355	03 12 46 -01 11 45	TOK 654 AF	1999	4	137	999.9	5.06	7.04	1.98
Show		130355	03 12 46 -01 11 45	HJ 663 Ba,Bb	2008	1	102	0.0	11.00			Y	<===

Septuple system
6 estimated visually detectable stars in this system

Spectr	F8V		Constellation	Cetus		SAO	130355		HIP	14954
Tycho2	4708-01423-1		HD	19994		HR	962		GC	3838
ADS	2406		GL	Gl 128A		BD	BD-01 457		FK5	116
Distance	22.58		Distance ly	73.66

Period (P)	740d (2.03y)		Periastron (T)			Semi-major axis (a)	0.064a
Eccentricity (e)			Inclination (i)	95°		Longitude of periastron (ω)	°
Node (Ω)	°		Notes	n		Reference	Sef2010a
Equinox	2000		Last observation	2008		Grade	7	(1=Definitive, 9=Indet.)

Not enought orbital data to create a graph.