02374-5233 EHR 2 AB (Eta Hor)

Coord 2000	02374-5233		Discov num	EHR   2		Comp	AB		Coord arcsec 2000	02 37 24.26 -52 32 35.1
Date first	2005		Date last	2008		Obs	3
Pa first	230		Pa last	232.4		P.A. Now (θ)	232.4°
Sep first	4.9		Sep last	4.928		Sep. Now (ρ)	4.928"
Mag pri	4.50		Mag sec	14.00		delta mag (ΔM)	9.5		Spectral class	A6V (white)
Pri motion ra	+111		Sec motion ra
Pri motion dec	+001		Sec motion dec
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		232835	02 37 24 -52 32 35	TOK 186 Aa,Ab	2021	26	69	0.1	5.50	6.50	1.00	Y
Show	Eta Hor	232835	02 37 24 -52 32 35	EHR 2 AB	2008	3	232	4.9	4.50	14.00	9.50		<===

Triple system
2 estimated visually detectable stars in this system

Name	Eta Hor		Constellation	Horologium		SAO	232835		HIP	12225
Tycho2	8484-01504-1		Gaia DR2	4745123853382686336		HD	16555		HR	778
GC	3166		CP	CP-53 457		Bayer	Eta Horologii		Bayer name	Eta Hor
FK5	2182		Distance	45.56		Distance ly	148.62		Bayer greek	η Hor