18302+1909 GWP2780

 
 
18H 30M 10.27S +19 08' 30.3" P.A. 298 SEP 57.8 MAG 11.90,14.40
 
 
Coord 2000
18302+1909
Discov num
GWP2780
Comp
Coord arcsec 2000
18 30 10.27 +19 08 30.3
Date first
1995
Date last
2010
Obs
4
Pa first
298
Pa last
298
P.A. Now (θ)
298°
Sep first
57.7
Sep last
57.8
Sep. Now (ρ)
57.8"
Mag pri
11.90
Mag sec
14.40
delta mag (ΔM)
2.5
Spectral class
Pri motion ra
+000
Sec motion ra
+002
Pri motion dec
-054
Sec motion dec
-044
Notes
V (Proper motion indicates physical)
rPM=0.189 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
1577-01848-1
last precise pa
297.6
last precise sep
57.77