18555+3215 COU1013

 
 
18h 55m 38.06s +32 14' 39.4" P.A. 144 sep 0.6 mag 10.91,11.42
 
 
Coord 2000
18555+3215
Discov num
COU1013
Comp
Coord arcsec 2000
18 55 38.06 +32 14 39.4
Date first
1973
Date last
2008
Obs
4
Pa first
135
Pa last
144
P.A. Now (θ)
144°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.91
Mag sec
11.42
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
+007
Sec motion dec
+007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.4
Precise sep
0.643
Constellation
Lyra
Tycho2
2643-01915-1
last precise pa
144.4
last precise sep
0.643
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18555+3215 COU1013 1996 3 318 0.5 10.91 11.42 185538.06+321439.4
18555+3215 COU1013 2008 4 144 0.6 10.91 11.42 185538.06+321439.4

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