21088+5459 CVR 239

 
 
21h 08m 50.81s +54 58' 53.0" P.A. 190 sep 93.9 mag 19.50,19.70 Sp M1+M1
 
 
Coord 2000
21088+5459
Discov num
CVR 239
Comp
Coord arcsec 2000
21 08 50.81 +54 58 53.0
Date first
2006
Date last
2006
Obs
1
Pa first
190
Pa last
190
P.A. Now (θ)
190°
Sep first
93.9
Sep last
93.9
Sep. Now (ρ)
93.9"
Mag pri
19.50
Mag sec
19.70
delta mag (ΔM)
0.2
Spectral class
M1+M1 (red/red)
Pri motion ra
-012
Sec motion ra
-010
Pri motion dec
+060
Sec motion dec
+062
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.045 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
189.9
Precise sep
93.88
Cdsa2 id
CVR 239
Constellation
Cygnus
Ra deg
21.147447222222223
De deg
54.981388888888894
last precise pa
189.9
last precise sep
93.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21088+5459 CVR 239 2006 1 190 93.9 19.50 19.70 M1+M1 V R 210850.81+545853.0

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