01187-2249 HDO 47 (HD 7930)

01^h 18^m 40.42^s -22° 49' 15.6" P.A. 62.00 sep 9.6 mag 8.82,10.55 Sp G3V

Coord 2000	01187-2249	Discov num	HDO 47	Comp		Coord arcsec 2000	01 18 40.42 -22 49 15.6
Date first	1867	Date last	2015	Obs	16
Pa first	61	Pa last	62.2	P.A. Now (θ)	62.2°
Sep first	10.5	Sep last	9.62	Sep. Now (ρ)	9.62"
Mag pri	8.82	Mag sec	10.55	delta mag (ΔM)	1.73	Spectral class	G3V (yellow)
Pri motion ra	+051	Sec motion ra	+052
Pri motion dec	+020	Sec motion dec	+020
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.018 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 7930		Constellation	Cetus		SAO	166948		Tycho2	6425-00219-1
Gaia DR2	5041670626248348160		HD	7930		ADS	1061