11316-3338 I  1543AB

 
 
11H 31M 35.57S -33 37' 49.1" P.A. 342 SEP 2.5 MAG 9.85,10.47 SP A2
 
 
Coord 2000
11316-3338
Discov num
I  1543
Comp
AB
Coord arcsec 2000
11 31 35.57 -33 37 49.1
Date first
1927
Date last
1991
Obs
8
Pa first
337
Pa last
342
P.A. Now (θ)
342°
Sep first
2.0
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
9.85
Mag sec
10.47
delta mag (ΔM)
0.62
Spectral class
A2 (white)
Pri motion ra
-028
Sec motion ra
-028
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
11316-3338 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 202535 11316-3338 I 1543 AB 1927 1991 8 342 2.5 9.85 10.47 0.62 <===
Show 202535 11316-3338 I 1543 AC 1913 2000 5 161 26.4 9.85 12.60 2.75
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
342.3
Precise sep
2.467
Constellation
Hydra
SAO
202535
Tycho2
7219-01202-1
HD
100189
last precise pa
342.3
last precise sep
2.467