17443-0632 GWP2731AC

 
 
17H 44M 16.45S -06 31' 38.6" P.A. 232 SEP 8.6 MAG 8.30,10.70 SP F8
 
 
Coord 2000
17443-0632
Discov num
GWP2731
Comp
AC
Coord arcsec 2000
17 44 16.45 -06 31 38.6
Date first
1999
Date last
1999
Obs
2
Pa first
231
Pa last
232
P.A. Now (θ)
232°
Sep first
8.6
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
8.30
Mag sec
10.70
delta mag (ΔM)
2.4
Spectral class
F8 (yellow-white)
Pri motion ra
+040
Sec motion ra
+000
Pri motion dec
-093
Sec motion dec
+000
Notes
V W K (Proper motion indicates physical, , K-band or other infrared magnitudes)
This double is physical.
 
 
17443-0632 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17443-0632 RST4573 AB 1938 1996 3 292 1.9 9.73 11.20 1.47
Show 17443-0632 GWP2731 AC 1999 1999 2 232 8.6 8.30 10.70 2.40 <===
Show 17443-0632 GWP2732 AD 1999 2000 3 24 93.7 8.30 12.70 4.40
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
5093-00245-1
HD
161166
last precise pa
232
last precise sep
8.57