12391-5816 TDS8471Aa,Ab

 
 
12H 39M 00.92S -58 15' 53.9" P.A. 26 SEP 0.5 MAG 11.32,11.73
 
 
Coord 2000
12391-5816
Discov num
TDS8471
Comp
Aa,Ab
Coord arcsec 2000
12 39 00.92 -58 15 53.9
Date first
1991
Date last
1991
Obs
1
Pa first
26
Pa last
26
P.A. Now (θ)
26°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.32
Mag sec
11.73
delta mag (ΔM)
0.41
Spectral class
Pri motion ra
-018
Sec motion ra
-018
Pri motion dec
-001
Sec motion dec
-001
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
12391-5816 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12391-5816 TDS8471 Aa,Ab 1991 1991 1 26 0.5 11.32 11.73 0.41 <===
Show 12391-5816 R 205 AB 1881 2015 10 91 26.0 10.79 10.86 0.07
Show 12391-5816 TOB 108 AC 1991 2015 6 16 21.9 10.79 11.78 0.99
Show 12391-5816 TOB 108 CD 1991 2015 6 155 10.1 11.78 13.60 1.82
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Crux
Tycho2
8658-00437-1
last precise pa
26.4
last precise sep
0.53