17475-0847 OSO  84AD

 
 
17h 47m 27.96s -08 46' 47.7" P.A. 303 sep 21.2 mag 10.60,17.20 Sp sdF8 dist. 104.28 pc (340.16 l.y.)
 
 
Coord 2000
17475-0847
Discov num
OSO  84
Comp
AD
Coord arcsec 2000
17 47 27.96 -08 46 47.7
Date first
1995
Date last
1999
Obs
2
Pa first
301
Pa last
303
P.A. Now (θ)
303°
Sep first
19.6
Sep last
21.2
Sep. Now (ρ)
21.2"
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
 
 
Precise pa
302.5
Precise sep
21.15
Constellation
Ophiuchus
HIP
87062
Tycho2
5661-00873-1
BD
BD-08 4501
Distance
104.28
Distance ly
340.16
last precise pa
302.5
last precise sep
21.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17475-0847 OSO 84 AD 1999 2 303 21.2 10.60 17.20 N D 174727.96-084647.7

If you need more information about this double, apply for a data request form to the WDS.