18211+3917 COU1459

 
 
18h 21m 07.97s +39 16' 24.7" P.A. 86 sep 1.5 mag 11.00,11.50
 
 
Coord 2000
18211+3917
Discov num
COU1459
Comp
Coord arcsec 2000
18 21 07.97 +39 16 24.7
Date first
1976
Date last
2008
Obs
2
Pa first
94
Pa last
86
P.A. Now (θ)
86°
Sep first
1.4
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
11.00
Mag sec
11.50
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-020
Sec motion ra
Pri motion dec
+046
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
86.1
Precise sep
1.523
Constellation
Lyra
last precise pa
86.1
last precise sep
1.523
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18211+3917 COU1459 1976 1 94 1.4 11.00 11.50 182160.00+391700.0
18211+3917 COU1459 2008 2 86 1.5 11.00 11.50 182107.97+391624.7

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