21419-3710 BVD 154

 
 
21h 41m 54.30s -37° 09' 46.6" P.A. 100.00 sep 31.9 mag 10.25,11.20 Sp G0V+G9V
 
 
Coord 2000 21419-3710 Discov num BVD 154 Comp Coord arcsec 2000 21 41 54.30 -37 09 46.6
Date first 1911 Date last 2016 Obs 9
Pa first 100 Pa last 99.5 P.A. Now (θ) 99.5°
Sep first 31.6 Sep last 31.868 Sep. Now (ρ) 31.868"
Mag pri 10.25 Mag sec 11.20 delta mag (ΔM) 0.95 Spectral class G0V+G9V (yellow/yellow)
Pri motion ra +057 Sec motion ra +060
Pri motion dec -022 Sec motion dec -022
Notes
rPM=0.047 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Grus Tycho2 7493-00121-1 Gaia DR2 6586315275923449856