12391-5816 TOB 108CD

 
 
12h 39m 01.66s -58 15' 32.8" P.A. 155 sep 10.1 mag 11.78,13.60
 
 
Coord 2000
12391-5816
Discov num
TOB 108
Comp
CD
Coord arcsec 2000
12 39 01.66 -58 15 32.8
Date first
1991
Date last
2015
Obs
6
Pa first
156
Pa last
155
P.A. Now (θ)
155°
Sep first
9.5
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
11.78
Mag sec
13.60
delta mag (ΔM)
1.82
Spectral class
Pri motion ra
-010
Sec motion ra
+003
Pri motion dec
+002
Sec motion dec
-009
Notes
N (See Notes)
rPM=1.67
This double is not physical.
 
 
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
 
 
Precise pa
154.5
Precise sep
10.125
Constellation
Crux
Tycho2
8658-00437-1
last precise pa
154.5
last precise sep
10.125
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12391-5816 TOB 108 CD 1991 1 156 9.5 11.80 13.50 123901.65-581532.8
12391-5816 TOB 108 CD 2000 2 155 10.1 11.78 13.60 N D 123901.66-581532.8
12391-5816 TOB 108 CD 2015 5 155 10.1 11.78 13.60 N 123901.66-581532.8

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