17167-1709 STN  34

 
 
17h 16m 42.44s -17 09' 11.5" P.A. 289 sep 17.2 mag 9.57,10.58 Sp F8V+A4V dist. 98.91 pc (322.64 l.y.)
 
 
Coord 2000
17167-1709
Discov num
STN  34
Comp
Coord arcsec 2000
17 16 42.44 -17 09 11.5
Date first
1879
Date last
2011
Obs
19
Pa first
289
Pa last
289
P.A. Now (θ)
289°
Sep first
16.8
Sep last
17.2
Sep. Now (ρ)
17.2"
Mag pri
9.57
Mag sec
10.58
delta mag (ΔM)
1.01
Spectral class
F8V+A4V (yellow-white/white)
Pri motion ra
+003
Sec motion ra
-002
Pri motion dec
-009
Sec motion dec
-008
Notes
Y (Parallax indicates components are non-physical)
rPM=0.537
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
288.6
Precise sep
17.2
Constellation
Ophiuchus
SAO
160417
HIP
84523
Tycho2
6237-00517-1
BD
BD-16 4463
Distance
98.91
Distance ly
322.64
last precise pa
288.6
last precise sep
17.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17167-1709 STN 34 1998 13 289 17.2 9.57 10.58 F5 D 171642.44-170911.5
17167-1709 STN 34 2008 14 289 17.3 9.57 10.58 F5 D 171642.44-170911.5
17167-1709 STN 34 2010 17 290 17.4 9.57 10.58 F5 171642.44-170911.5
17167-1709 STN 34 2011 18 289 17.2 9.57 10.58 F8V+A4V Y 171642.44-170911.5

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