18208+3213 ES  346

 
 
18h 20m 51.39s +32 12' 41.4" P.A. 308 sep 6.6 mag 10.68,14.20
 
 
Coord 2000
18208+3213
Discov num
ES  346
Comp
Coord arcsec 2000
18 20 51.39 +32 12 41.4
Date first
1906
Date last
2015
Obs
7
Pa first
307
Pa last
308
P.A. Now (θ)
308°
Sep first
6.1
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
10.68
Mag sec
14.20
delta mag (ΔM)
3.52
Spectral class
Pri motion ra
-002
Sec motion ra
-015
Pri motion dec
+001
Sec motion dec
+007
Notes
rPM=0.865
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
307.8
Precise sep
6.576
Constellation
Lyra
Tycho2
2627-01908-1
Gaia DR2
29378105856
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18208+3213 ES 346 1998 2 309 6.6 10.68 14.20 D 182051.39+321241.4
18208+3213 ES 346 2002 3 308 6.7 10.68 14.20 D 182051.39+321241.4
18208+3213 ES 346 2015 4 308 6.6 10.68 14.20 182051.39+321241.4

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