19431-0818 STFA 45 AB (HD 186158)

19^h 43^m 03.26^s -08° 18' 26.2" P.A. 145.00 sep 96.3 mag 7.11,7.56 Sp F4V+F5V dist. 72.2 pc (235.52 l.y.)

Coord 2000	19431-0818	Discov num	STFA 45	Comp	AB	Coord arcsec 2000	19 43 03.26 -08 18 26.2
Date first	1823	Date last	2018	Obs	43
Pa first	147	Pa last	145.4	P.A. Now (θ)	145.4°
Sep first	97.1	Sep last	96.268	Sep. Now (ρ)	96.268"
Mag pri	7.11	Mag sec	7.56	delta mag (ΔM)	0.45	Spectral class	F4V+F5V (yellow-white/yellow-white)
Pri motion ra	+026	Sec motion ra	+017
Pri motion dec	-056	Sec motion dec	-057
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.147 (< 0.3, Physical double)

This double is physical.

19431-0818 SYSTEM COMPONENTS

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS