21284+1924 CVR 247

 
 
21h 28m 22.22s +19 23' 50.6" P.A. 262 sep 79.5 mag 20.40,20.60 Sp M2+M3
 
 
Coord 2000
21284+1924
Discov num
CVR 247
Comp
Coord arcsec 2000
21 28 22.22 +19 23 50.6
Date first
2004
Date last
2010
Obs
2
Pa first
263
Pa last
262
P.A. Now (θ)
262°
Sep first
79.7
Sep last
79.5
Sep. Now (ρ)
79.5"
Mag pri
20.40
Mag sec
20.60
delta mag (ΔM)
0.2
Spectral class
M2+M3 (red/red)
Pri motion ra
+013
Sec motion ra
+010
Pri motion dec
-065
Sec motion dec
-067
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.053 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.5
Precise sep
79.54
Constellation
Pegasus
last precise pa
261.5
last precise sep
79.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21284+1924 CVR 247 2004 1 263 79.7 20.40 20.60 M2+M3 V R 212822.22+192350.6
21284+1924 CVR 247 2010 2 262 79.3 20.40 20.60 M2+M3 V R 212822.22+192350.6

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