18164+2912 OSO  97AD

 
 
18H 16M 22.80S +29 12' 21.2" P.A. 264 SEP 23.5 MAG 12.86,19.10
 
 
Coord 2000
18164+2912
Discov num
OSO  97
Comp
AD
Coord arcsec 2000
18 16 22.80 +29 12 21.2
Date first
1995
Date last
1995
Obs
1
Pa first
264
Pa last
264
P.A. Now (θ)
264°
Sep first
23.5
Sep last
23.5
Sep. Now (ρ)
23.5"
Mag pri
12.86
Mag sec
19.10
delta mag (ΔM)
6.24
Spectral class
Pri motion ra
-165
Sec motion ra
+000
Pri motion dec
-209
Sec motion dec
+006
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18164+2912 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18164+2912 OSO 97 AB 1995 1995 1 116 16.7 12.86 18.90 6.04
Show 18164+2912 OSO 97 AC 1995 1995 1 5 17.8 12.86 19.00 6.14
Show 18164+2912 OSO 97 AD 1995 1995 1 264 23.5 12.86 19.10 6.24 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
last precise pa
264
last precise sep
23.54