18280+2837 COU 638

 
 
18H 28M 00.64S +28 37' 26.4" P.A. 138 SEP 3.2 MAG 11.30,11.80
 
 
Coord 2000
18280+2837
Discov num
COU 638
Comp
Coord arcsec 2000
18 28 00.64 +28 37 26.4
Date first
1971
Date last
2008
Obs
3
Pa first
151
Pa last
138
P.A. Now (θ)
138°
Sep first
2.4
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
11.30
Mag sec
11.80
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
+018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
138.1
last precise sep
3.22