17039+5314 STTA151BC

 
 
17H 03M 57.24S +53 12' 27.4" P.A. 357 SEP 21.9 MAG 9.32,12.40 SP K0
 
 
Coord 2000
17039+5314
Discov num
STTA151
Comp
BC
Coord arcsec 2000
17 03 57.24 +53 12 27.4
Date first
1905
Date last
2003
Obs
3
Pa first
0
Pa last
357
P.A. Now (θ)
357°
Sep first
18.2
Sep last
21.9
Sep. Now (ρ)
21.9"
Mag pri
9.32
Mag sec
12.40
delta mag (ΔM)
3.08
Spectral class
K0 (yellow-orange)
Pri motion ra
+018
Sec motion ra
+012
Pri motion dec
-031
Sec motion dec
+010
Notes
rPM=1.156
This double is not physical.
 
 
17039+5314 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 30225 17039+5314 MLR 603 Aa,Ab 1982 1991 3 351 0.3 8.09 10.54 2.45
Show 30225 17039+5314 STTA151 AB 1875 2015 22 171 88.4 7.93 9.34 1.41
Show 30226 17039+5314 STTA151 BC 1905 2003 3 357 21.9 9.32 12.40 3.08 <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
SAO
30226
Tycho2
3886-00453-1
last precise pa
356.8
last precise sep
21.928