12254+3129 SKF1477

 
 
12h 25m 25.65s +31 29' 08.7" P.A. 158 sep 6.9 mag 15.90,20.00 Sp M3:
 
 
Coord 2000
12254+3129
Discov num
SKF1477
Comp
Coord arcsec 2000
12 25 25.65 +31 29 08.7
Date first
1993
Date last
2008
Obs
4
Pa first
159
Pa last
158
P.A. Now (θ)
158°
Sep first
6.8
Sep last
6.9
Sep. Now (ρ)
6.9"
Mag pri
15.90
Mag sec
20.00
delta mag (ΔM)
4.1
Spectral class
M3: (red)
Pri motion ra
-051
Sec motion ra
Pri motion dec
-063
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
158.2
Precise sep
6.9
Constellation
Coma Berenices
last precise pa
158.2
last precise sep
6.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12254+3129 SKF1477 2008 4 158 6.9 15.90 20.00 M3: 122525.65+312908.7
12254+3129 SKF1477 2010 5 154 6.1 15.90 20.00 M3: 122525.65+312908.7

If you need more information about this double, apply for a data request form to the WDS.