21259+5214 CVR 244

 
 
21h 25m 55.13s +52 13' 52.0" P.A. 114 sep 54.2 mag 20.40,20.90 Sp M3+M4
 
 
Coord 2000
21259+5214
Discov num
CVR 244
Comp
Coord arcsec 2000
21 25 55.13 +52 13 52.0
Date first
2006
Date last
2010
Obs
2
Pa first
112
Pa last
114
P.A. Now (θ)
114°
Sep first
54.5
Sep last
54.2
Sep. Now (ρ)
54.2"
Mag pri
20.40
Mag sec
20.90
delta mag (ΔM)
0.5
Spectral class
M3+M4 (red/red)
Pri motion ra
-028
Sec motion ra
-024
Pri motion dec
+068
Sec motion dec
+068
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.054 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
113.5
Precise sep
54.23
Cdsa2 id
CVR 244
Constellation
Cygnus
Ra deg
21.43198055555556
De deg
52.23111111111111
last precise pa
113.5
last precise sep
54.23
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21259+5214 CVR 244 2006 1 112 54.5 20.40 20.90 M3+M4 V R 212555.13+521352.0
21259+5214 CVR 244 2010 2 114 54.3 20.40 20.90 M3+M4 V R 212555.13+521352.0

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