17510+1213 STF2231AC

 
 
17H 51M 01.06S +12 12' 48.2" P.A. 148 SEP 302.2 MAG 9.02,10.02 SP K0 DIST. 980.39 PC (3198.03 L.Y.)
 
 
Coord 2000
17510+1213
Discov num
STF2231
Comp
AC
Coord arcsec 2000
17 51 01.06 +12 12 48.2
Date first
1902
Date last
2003
Obs
12
Pa first
147
Pa last
148
P.A. Now (θ)
148°
Sep first
302.7
Sep last
302.2
Sep. Now (ρ)
302.2"
Mag pri
9.02
Mag sec
10.02
delta mag (ΔM)
1
Spectral class
K0 (yellow-orange)
Pri motion ra
-001
Sec motion ra
+000
Pri motion dec
+005
Sec motion dec
+004
Notes
Nature of this double is uncertain.
 
 
17510+1213 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 103148 17510+1213 STF2231 AB 1902 2012 8 153 32.4 9.02 11.59 2.57
Show 103148 17510+1213 STF2231 AC 1902 2003 12 148 302.2 9.02 10.02 1.00 <===
Show 17510+1213 STF2231 CD 1902 2012 9 329 18.4 10.02 11.68 1.66
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
SAO
103148
HIP
87358
Tycho2
1002-02034-1
BD
BD+12 3308
Distance
980.39
Distance ly
3198.03
last precise pa
147.9
last precise sep
302.18