21137+3815 GUR  17

 
 
21h 13m 39.79s +38 15' 12.9" P.A. 106 sep 9.7 mag 10.19,13.50
 
 
Coord 2000
21137+3815
Discov num
GUR  17
Comp
Coord arcsec 2000
21 13 39.79 +38 15 12.9
Date first
1998
Date last
2012
Obs
3
Pa first
104
Pa last
106
P.A. Now (θ)
106°
Sep first
9.8
Sep last
9.7
Sep. Now (ρ)
9.7"
Mag pri
10.19
Mag sec
13.50
delta mag (ΔM)
3.31
Spectral class
Pri motion ra
+001
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
106
Precise sep
9.73
Constellation
Cygnus
last precise pa
106
last precise sep
9.73
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21137+3815 GUR 17 2012 3 106 9.7 10.19 13.50 211339.79+381512.9

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