00250+3015 SKF  21

 
 
00H 25M 58.96S +30 15' 11.5" P.A. 130 SEP 4.7 MAG 16.20,16.20 SP SDB
 
 
Coord 2000
00250+3015
Discov num
SKF  21
Comp
Coord arcsec 2000
00 25 58.96 +30 15 11.5
Date first
1997
Date last
2002
Obs
2
Pa first
132
Pa last
130
P.A. Now (θ)
130°
Sep first
4.5
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
16.20
Mag sec
16.20
delta mag (ΔM)
0
Spectral class
sdB
Pri motion ra
-040
Sec motion ra
Pri motion dec
+027
Sec motion dec
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
last precise pa
130.1
last precise sep
4.74