17559+3326 HO   72BC

 
 
17H 55M 49.98S +33 25' 44.6" P.A. 162 SEP 23 MAG 12.90,14.40 DIST. 25.39 PC (82.82 L.Y.)
 
 
Coord 2000
17559+3326
Discov num
HO   72
Comp
BC
Coord arcsec 2000
17 55 49.98 +33 25 44.6
Date first
1899
Date last
2003
Obs
11
Pa first
83
Pa last
162
P.A. Now (θ)
162°
Sep first
5.0
Sep last
23.0
Sep. Now (ρ)
23"
Mag pri
12.90
Mag sec
14.40
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
-008
Sec motion ra
+012
Pri motion dec
-002
Sec motion dec
-267
Notes
L (Linear solution)
rPM=0.994
This double is not physical.
 
 
17559+3326 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17559+3326 HO 72 AB 1885 2007 22 359 31.9 10.20 12.90 2.70
Show 17559+3326 HO 72 AC 1883 2007 17 38 11.1 10.20 14.40 4.20
Show 17559+3326 HO 72 AD 1949 2002 4 45 153.4 10.20 13.20 3.00
Show 17559+3326 HO 72 BC 1899 2003 11 162 23.0 12.90 14.40 1.50 <===
Show 17559+3326 HO 72 BD 1911 2002 5 56 134.4 12.90 13.20 0.30
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
K7
Constellation
Hercules
HIP
87773
BD
BD+33 2990
Distance
25.39
Distance ly
82.82
last precise pa
162.3
last precise sep
23.02