12547-4508 B  1217AB

 
 
12h 54m 44.68s -45 07' 38.4" P.A. 265 sep 0.4 mag 10.56,10.52 Sp A7
 
 
Coord 2000
12547-4508
Discov num
B  1217
Comp
AB
Coord arcsec 2000
12 54 44.68 -45 07 38.4
Date first
1928
Date last
1991
Obs
4
Pa first
264
Pa last
265
P.A. Now (θ)
265°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.56
Mag sec
10.52
delta mag (ΔM)
0.04
Spectral class
A7 (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
12547-4508 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 223751 12547-4508 B 1217 AB 1928 1991 4 265 0.4 10.56 10.52 0.04 <===
Show 223751 12547-4508 B 1217 AB,C 1928 1999 5 90 5.3 9.50 13.50 4.00
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
265.3
Precise sep
0.42
Constellation
Centaurus
SAO
223751
Tycho2
8245-00053-1
last precise pa
265.3
last precise sep
0.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12547-4508 B 1217 AB 1991 4 265 0.4 10.56 10.52 A7 125444.68-450738.4

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