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
rPM=0.931
This double is not physical.
 
 
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
 
 
Precise pa
18.3
Precise sep
189.33
Constellation
Ophiuchus
SAO
102845
Tycho2
0995-02488-1
last precise pa
18.3
last precise sep
189.33
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17287+1029 GUI 18 AC 2002 5 18 188.5 9.38 7.08 D 172843.65+102903.5
17287+1029 GUI 18 AC 2012 8 19 189.6 9.38 7.08 D 172843.65+102903.5
17287+1029 GUI 18 AC 2013 10 18 189.3 9.38 7.08 G5 172843.65+102903.5

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