17504+0433 BAL2902BC

 
 
17H 50M 28.91S +04 32' 48.2" P.A. 50 SEP 18.5 MAG 11.30,11.50
 
 
Coord 2000
17504+0433
Discov num
BAL2902
Comp
BC
Coord arcsec 2000
17 50 28.91 +04 32 48.2
Date first
1910
Date last
2016
Obs
5
Pa first
47
Pa last
50
P.A. Now (θ)
50°
Sep first
17.8
Sep last
18.5
Sep. Now (ρ)
18.5"
Mag pri
11.30
Mag sec
11.50
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+014
Sec motion ra
+003
Pri motion dec
+010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
17504+0433 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17504+0433 BAL2902 AB 1910 2016 7 51 3.3 11.30 11.30 0.00
Show 17504+0433 BAL2902 AC 1910 2016 5 50 21.6 11.30 11.50 0.20
Show 17504+0433 BAL2902 BC 1910 2016 5 50 18.5 11.30 11.50 0.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
Tycho2
0424-01431-1
last precise pa
50.2
last precise sep
18.465