01187-2249 HDO 47 (HD 7930)

 
 
01h 18m 40.42s -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