18293+2144 J  2913AC

 
 
18h 29m 23.41s +21 43' 16.8" P.A. 161 sep 15.6 mag 11.31,11.87
 
 
Coord 2000
18293+2144
Discov num
J  2913
Comp
AC
Coord arcsec 2000
18 29 23.41 +21 43 16.8
Date first
1944
Date last
2006
Obs
6
Pa first
160
Pa last
161
P.A. Now (θ)
161°
Sep first
15.0
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
11.31
Mag sec
11.87
delta mag (ΔM)
0.56
Spectral class
Pri motion ra
-045
Sec motion ra
+014
Pri motion dec
+021
Sec motion dec
-015
Notes
rPM=1.392
This double is not physical.
 
 
18293+2144 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18293+2144 J 2913 AB 1944 2006 5 116 3.2 11.31 11.60 0.29
Show 18293+2144 J 2913 AC 1944 2006 6 161 15.6 11.31 11.87 0.56 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
161
Precise sep
15.553
Constellation
Hercules
last precise pa
161
last precise sep
15.553
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18293+2144 J 2913 AC 2006 5 161 15.6 11.31 11.87 D 182923.41+214316.8

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