17131+5408 STF2146AB

 
 
17H 13M 06.26S +54 08' 20.9" P.A. 224 SEP 2.6 MAG 6.92,8.80 SP A9III DIST. 108.81 PC (354.94 L.Y.)
 
 
Coord 2000
17131+5408
Discov num
STF2146
Comp
AB
Coord arcsec 2000
17 13 06.26 +54 08 20.9
Date first
1828
Date last
2015
Obs
31
Pa first
174
Pa last
224
P.A. Now (θ)
224°
Sep first
3.4
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
6.92
Mag sec
8.80
delta mag (ΔM)
1.88
Spectral class
A9III (white)
Pri motion ra
+003
Sec motion ra
-012
Pri motion dec
+065
Sec motion dec
+097
Notes
Nature of this double is uncertain.
 
 
17131+5408 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 30299 17131+5408 STF2146 AB 1828 2015 31 224 2.6 6.92 8.80 1.88 <===
Show 30299 17131+5408 STF2146 AC 1901 2016 25 235 89.3 6.95 8.87 1.92
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
SAO
30299
HIP
84236
Tycho2
3887-01068-1
HD
156162
BD
BD+54 1869
Distance
108.81
Distance ly
354.94
last precise pa
224.2
last precise sep
2.6