16142-5047 TOK 409 (HD 145598)

Coord 2000	16142-5047		Discov num	TOK 409		Comp			Coord arcsec 2000	16 14 09.92 -50 47 04.8
Date first	2014		Date last	2018		Obs	6
Pa first	145		Pa last	158.6		P.A. Now (θ)	158.6°
Sep first	0.1		Sep last	0.013		Sep. Now (ρ)	0.013"
Mag pri	8.70		Mag sec	12.00		delta mag (ΔM)	3.3		Spectral class	G8V (yellow)
Pri motion ra	+019		Sec motion ra
Pri motion dec	-440		Sec motion dec
Notes	N X (See Notes, Dubious double)

Nature of this double is uncertain.

Name	HD 145598		Constellation	Norma		SAO	243477		HIP	79576
Tycho2	8323-01292-1		HD	145598		CD	CD-5010252		CP	CP-50 9072
Distance	41.34		Distance ly	134.85

discov_num	notes	refcode
TOK 409	HIP 79576 has a variable RV (GCS). The 79mas separation implies an
	orbital period of ~5yr. This is the high-PM star LTT 6467 with a low
	metallicity [Fe/H]=-0.78. Ivanov et al. (2013 A&A 560, 21) found no
	CPM companions.	Tok2015c

refcode	metd	author	reference
Tok2015c	orb+j	Tokovinin, A., Mason, B.D., Hartkopf, W.I., Mendez, R.A., & Horch, E.P.	2015AJ....150...50T
Tok2015c	+St	AJ 150, 50, 2015 (some measures corrected in Tok2017b)	2017AJ....154..110T

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16142-5047	TOK 409		2014	1	145	0.1	8.70	12.00	G8V		161409.91-504701.7
16142-5047	TOK 409		2015	2	185	0.0	8.70	12.00	G8V		161409.91-504701.7
16142-5047	TOK 409		2018	6	159	0.0	8.70	12.00	G8V	N	161409.92-504704.8

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS