17475-0847 OSO  84AC

 
 
17H 47M 27.96S -08 46' 47.7" P.A. 319 SEP 16 MAG 10.60,17.20 SP SDF8 DIST. 104.28 PC (340.16 L.Y.)
 
 
Coord 2000
17475-0847
Discov num
OSO  84
Comp
AC
Coord arcsec 2000
17 47 27.96 -08 46 47.7
Date first
1995
Date last
1999
Obs
2
Pa first
319
Pa last
319
P.A. Now (θ)
319°
Sep first
14.2
Sep last
16.0
Sep. Now (ρ)
16"
Mag pri
10.60
Mag sec
17.20
delta mag (ΔM)
6.6
Spectral class
sdF8
Pri motion ra
+243
Sec motion ra
Pri motion dec
-365
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
17475-0847 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17475-0847 OSO 84 AB 1995 1999 2 210 12.0 10.60 18.20 7.60
Show 17475-0847 OSO 84 AC 1995 1999 2 319 16.0 10.60 17.20 6.60 <===
Show 17475-0847 OSO 84 AD 1995 1999 2 303 21.2 10.60 17.20 6.60
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
HIP
87062
Tycho2
5661-00873-1
BD
BD-08 4501
Distance
104.28
Distance ly
340.16
last precise pa
318.6
last precise sep
15.98