21425+0342 CVR 916

 
 
21h 42m 28.56s +03 41' 57.2" P.A. 240 sep 9.4 mag 17.70,19.40 Sp M3+M4
 
 
Coord 2000
21425+0342
Discov num
CVR 916
Comp
Coord arcsec 2000
21 42 28.56 +03 41 57.2
Date first
2000
Date last
2010
Obs
3
Pa first
238
Pa last
240
P.A. Now (θ)
240°
Sep first
9.7
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
17.70
Mag sec
19.40
delta mag (ΔM)
1.7
Spectral class
M3+M4 (red/red)
Pri motion ra
+029
Sec motion ra
+029
Pri motion dec
-029
Sec motion dec
-033
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.091 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239.9
Precise sep
9.43
Cdsa2 id
CVR 916
Constellation
Pegasus
Ra deg
21.707933333333333
De deg
3.6992222222222226
last precise pa
239.9
last precise sep
9.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21425+0342 CVR 916 2008 1 238 9.7 17.70 19.40 M3+M4 V R 214228.01+034152.0
21425+0342 CVR 916 2010 3 240 9.4 17.70 19.40 M3+M4 V R 214228.56+034157.2

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