21271+5151 CVR 246

 
 
21H 27M 08.88S +51 51' 28.1" P.A. 54 SEP 72.6 MAG 17.30,19.60 SP M1+M3
 
 
Coord 2000
21271+5151
Discov num
CVR 246
Comp
Coord arcsec 2000
21 27 08.88 +51 51 28.1
Date first
1998
Date last
2010
Obs
3
Pa first
52
Pa last
54
P.A. Now (θ)
54°
Sep first
71.4
Sep last
72.6
Sep. Now (ρ)
72.6"
Mag pri
17.30
Mag sec
19.60
delta mag (ΔM)
2.3
Spectral class
M1+M3 (red/red)
Pri motion ra
-004
Sec motion ra
-005
Pri motion dec
+078
Sec motion dec
+077
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
54
last precise sep
72.6