18297+4400 COU1789

 
 
18h 29m 44.37s +43 59' 42.5" P.A. 265 sep 0.3 mag 11.40,11.40
 
 
Coord 2000
18297+4400
Discov num
COU1789
Comp
Coord arcsec 2000
18 29 44.37 +43 59 42.5
Date first
1979
Date last
2007
Obs
3
Pa first
82
Pa last
265
P.A. Now (θ)
265°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
11.40
Mag sec
11.40
delta mag (ΔM)
0
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
+010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
265.4
Precise sep
0.347
Constellation
Lyra
Tycho2
3116-00460-1
last precise pa
265.4
last precise sep
0.347
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18297+4400 COU1789 1979 1 82 0.3 11.40 11.40 182944.37+435942.5
18297+4400 COU1789 2006 2 91 0.4 11.40 11.40 182944.37+435942.5
18297+4400 COU1789 2007 3 265 0.3 11.40 11.40 182944.37+435942.5

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