02165-5131 DUN   6AB (Phi Eri)

Coord 2000	02165-5131		Discov num	DUN   6		Comp	AB		Coord arcsec 2000	02 16 30.58 -51 30 43.7
Date first	1826		Date last	2013		Obs	17
Pa first	220		Pa last	224		P.A. Now (θ)	224°
Sep first	90.0		Sep last	89.6		Sep. Now (ρ)	89.6"
Mag pri	3.52		Mag sec	9.32		delta mag (ΔM)	5.8		Spectral class	B8IV-V (blue-white)
Pri motion ra	+093		Sec motion ra	-004
Pri motion dec	-024		Sec motion dec	+009
Notes	N U (See Notes, Proper motion indicates non-physical)

Visually invisible, K-band or other infrared star rPM=1.067 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Phi Eri	232696	02165-5131	DUN 6	AB	1826	2013	17	224	89.6	3.52	9.32	5.80		<===
Show		232696	02165-5131	SHY 137	AC	1991	1999	3	208	999.9	3.52	6.49	2.97
Show		232696	02165-5131	SHY 137	AD	1991	1999	3	228	999.9	3.52	7.13	3.61
Show		232620	02165-5131	RMU 2	Ca,Cb	2011	2011	1	242	0.3	5.45	8.20	2.75
Show		232620	02165-5131	SHY 133	CD	1991	1999	3	247	999.9	6.49	7.13	0.64
Show		232620	02165-5131	SHY 143	CE	1991	1999	3	64	999.9	6.49	5.33	1.16
Show		232488	02165-5131	SHY 130	DF	1991	2015	4	244	999.9	7.13	8.59	1.46

Septuple system
6 visible stars in this system

Precise pa	224		Precise sep	89.57		Name	Phi Eri		Constellation	Eridanus
SAO	232696		HIP	10602		Tycho2	8055-01270-1		Gaia DR2	51335824896
HD	14228		HR	674		GC	2756		CP	CP-52 285
Bayer	Phi Eridani		Bayer name	Phi Eri		Distance	47.13		Distance ly	153.74

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02165-5131	DUN 6	AB	2000	15	224	89.1	3.52	9.32	B8IV-V	N D	021630.59-513043.8
02165-5131	DUN 6	AB	2013	17	224	89.6	3.52	9.32	B8IV-V	N	021630.59-513043.8
02165-5131	DUN 6	AB	2015	18	224	89.1	3.52	9.32	B8IV-V	NUW	021630.58-513043.7

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