17287+1029 GUI  18AC

 
 
17H 28M 43.65S +10 29' 03.5" P.A. 18 SEP 189.3 MAG 9.38,7.08 SP G5
 
 
Coord 2000
17287+1029
Discov num
GUI  18
Comp
AC
Coord arcsec 2000
17 28 43.65 +10 29 03.5
Date first
1908
Date last
2013
Obs
11
Pa first
21
Pa last
18
P.A. Now (θ)
18°
Sep first
180.8
Sep last
189.3
Sep. Now (ρ)
189.3"
Mag pri
9.38
Mag sec
7.08
delta mag (ΔM)
2.3
Spectral class
G5 (yellow)
Pri motion ra
+025
Sec motion ra
+006
Pri motion dec
-113
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
17287+1029 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 102845 17287+1029 STF2170 AB 1830 2013 51 65 3.3 9.38 10.01 0.63
Show 102845 17287+1029 GUI 18 AC 1908 2013 11 18 189.3 9.38 7.08 2.30 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
SAO
102845
Tycho2
0995-02488-1
last precise pa
18.3
last precise sep
189.33