12137+2118 HU 570

 
 
12h 13m 43.70s +21° 17' 42.1" P.A. 103.00 sep 3.0 mag 9.20,11.81 Sp G5 dist. 99.6 pc (324.9 l.y.)
 
 
Coord 2000 12137+2118 Discov num HU  570 Comp Coord arcsec 2000 12 13 43.70 +21 17 42.1
Date first 1902 Date last 2017 Obs 23
Pa first 104 Pa last 103.3 P.A. Now (θ) 103.3°
Sep first 2.5 Sep last 3 Sep. Now (ρ) 3"
Mag pri 9.20 Mag sec 11.81 delta mag (ΔM) 2.61 Spectral class G5 (yellow)
Pri motion ra -202 Sec motion ra -199
Pri motion dec -077 Sec motion dec -077
Notes
rPM=0.014 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices HIP 59630 Tycho2 1444-00616-1 Gaia DR2 3951624968952952192
BD BD+22 2453 Distance 99.6 Distance ly 324.9