12117+5050 STF1609AC

 
 
12H 11M 41.76S +50 50' 15.8" P.A. 146 SEP 68.6 MAG 7.98,13.78 SP F2 DIST. 184.84 PC (602.95 L.Y.)
 
 
Coord 2000
12117+5050
Discov num
STF1609
Comp
AC
Coord arcsec 2000
12 11 41.76 +50 50 15.8
Date first
1911
Date last
2003
Obs
4
Pa first
146
Pa last
146
P.A. Now (θ)
146°
Sep first
68.6
Sep last
68.6
Sep. Now (ρ)
68.6"
Mag pri
7.98
Mag sec
13.78
delta mag (ΔM)
5.8
Spectral class
F2 (yellow-white)
Pri motion ra
-016
Sec motion ra
-015
Pri motion dec
+019
Sec motion dec
+017
Notes
rPM=0.09 (< 0.3, Physical double)
This double is physical.
 
 
12117+5050 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 28290 12117+5050 STF1609 AB 1831 2013 22 204 11.3 7.98 9.55 1.57
Show 28290 12117+5050 STF1609 AC 1911 2003 4 146 68.6 7.98 13.78 5.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Canes Venatici
SAO
28290
HIP
59454
Tycho2
3457-00127-1
HD
105980
BD
BD+51 1734
Distance
184.84
Distance ly
602.95
last precise pa
146
last precise sep
68.636