12207+2939 SDK 54

 
 
12h 20m 39.45s +29° 38' 51.9" P.A. 316.00 sep 13.6 mag 15.73,17.10 Sp M
 
 
Coord 2000 12207+2939 Discov num SDK  54 Comp Coord arcsec 2000 12 20 39.45 +29 38 51.9
Date first 1955 Date last 2016 Obs 11
Pa first 317 Pa last 316.3 P.A. Now (θ) 316.3°
Sep first 13.6 Sep last 13.564 Sep. Now (ρ) 13.564"
Mag pri 15.73 Mag sec 17.10 delta mag (ΔM) 1.37 Spectral class M (red)
Pri motion ra -009 Sec motion ra -008
Pri motion dec -025 Sec motion dec -022
Notes
rPM=0.119 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Gaia DR2 4013423191791465728