17507+0755 STF2230AB

 
 
17H 50M 40.12S +07 55' 18.8" P.A. 86 SEP 46.3 MAG 9.21,9.85 SP A2
 
 
Coord 2000
17507+0755
Discov num
STF2230
Comp
AB
Coord arcsec 2000
17 50 40.12 +07 55 18.8
Date first
1831
Date last
2013
Obs
30
Pa first
83
Pa last
86
P.A. Now (θ)
86°
Sep first
44.4
Sep last
46.3
Sep. Now (ρ)
46.3"
Mag pri
9.21
Mag sec
9.85
delta mag (ΔM)
0.64
Spectral class
A2 (white)
Pri motion ra
-002
Sec motion ra
+012
Pri motion dec
+009
Sec motion dec
-013
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
17507+0755 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17507+0755 STF2230 AB 1831 2013 30 86 46.3 9.21 9.85 0.64 <===
Show 17507+0755 STF2230 AC 1831 2013 17 113 40.0 9.21 11.12 1.91
Show 17507+0755 STF2230 BC 1831 2012 20 209 20.5 9.85 11.12 1.27
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
0994-00910-1
HD
162429
last precise pa
85.7
last precise sep
46.27