12401+2049 OSO  47AB

 
 
12H 40M 07.03S +20 48' 32.8" P.A. 61 SEP 13.4 MAG 9.00,17.40 SP K3 DIST. 47.3 PC (154.29 L.Y.)
 
 
Coord 2000
12401+2049
Discov num
OSO  47
Comp
AB
Coord arcsec 2000
12 40 07.03 +20 48 32.8
Date first
1994
Date last
2001
Obs
4
Pa first
71
Pa last
61
P.A. Now (θ)
61°
Sep first
13.2
Sep last
13.4
Sep. Now (ρ)
13.4"
Mag pri
9.00
Mag sec
17.40
delta mag (ΔM)
8.4
Spectral class
K3 (yellow-orange)
Pri motion ra
+198
Sec motion ra
Pri motion dec
-366
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
12401+2049 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 82428 12401+2049 OSO 47 AB 1994 2001 4 61 13.4 9.00 17.40 8.40 <===
Show 82428 12401+2049 OSO 47 AC 1955 2010 6 109 112.6 9.00 20.90 11.90
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Coma Berenices
SAO
82428
HIP
61816
Tycho2
1448-01391-1
BD
BD+21 2442
Distance
47.3
Distance ly
154.29
last precise pa
61.1
last precise sep
13.416