18093+0909 RUC  24AB (V839 Oph)

 
 
18H 09M 21.26S +09 09' 03.6" P.A. 6 SEP 7.6 MAG 7.57,12.37 SP F8V DIST. 137.74 PC (449.31 L.Y.)
 
 
Coord 2000
18093+0909
Discov num
RUC  24
Comp
AB
Coord arcsec 2000
18 09 21.26 +09 09 03.6
Date first
1998
Date last
1999
Obs
2
Pa first
8
Pa last
6
P.A. Now (θ)
Sep first
8.2
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
7.57
Mag sec
12.37
delta mag (ΔM)
4.8
Spectral class
F8V (yellow-white)
Pri motion ra
-033
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
18093+0909 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show V839 Oph 18093+0909 RUC 24 AB 1998 1999 2 6 7.6 7.57 12.37 4.80 <===
Show 18093+0909 RUC 24 AC 1998 2013 4 35 22.2 9.10 13.00 3.90
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
V839 Oph
Constellation
Ophiuchus
HIP
88946
Tycho2
1009-00264-1
HD
166231
BD
BD+09 3584
Distance
137.74
Distance ly
449.31
last precise pa
6
last precise sep
7.63