12207+2939 SDK  54

 
 
12H 20M 39.45S +29 38' 51.9" P.A. 316 SEP 13.5 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
2010
Obs
5
Pa first
317
Pa last
316
P.A. Now (θ)
316°
Sep first
13.6
Sep last
13.5
Sep. Now (ρ)
13.5"
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
last precise pa
316.2
last precise sep
13.53