04564-3839 BVD 49 (HD 31731)

 
 
04h 56m 25.97s -38° 39' 04.4" P.A. 101.00 sep 48.6 mag 9.74,11.14 Sp F9V+G8V
 
 
Coord 2000 04564-3839 Discov num BVD  49 Comp Coord arcsec 2000 04 56 25.97 -38 39 04.4
Date first 1912 Date last 2016 Obs 9
Pa first 101 Pa last 101.3 P.A. Now (θ) 101.3°
Sep first 48.3 Sep last 48.566 Sep. Now (ρ) 48.566"
Mag pri 9.74 Mag sec 11.14 delta mag (ΔM) 1.4 Spectral class F9V+G8V (yellow-white/yellow)
Pri motion ra +005 Sec motion ra +005
Pri motion dec -055 Sec motion dec -054
Notes T (Parallax indicates physical)
rPM=0.018 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 31731 Constellation Caelum Tycho2 7587-00338-1 Gaia DR2 4817500992987818112
HD 31731