13496-4228 HDO 226AB (Mu Cen)

 
 
13h 49m 37.01s -42 28' 25.3" P.A. 127.00 sep 45.6 mag 3.46,12.96 Sp B2Vnpe dist. 155.04 pc (505.74 l.y.)
 
 
Coord 2000
13496-4228
Discov num
HDO 226
Comp
AB
Coord arcsec 2000
13 49 37.01 -42 28 25.3
Date first
1891
Date last
1999
Obs
6
Pa first
100
Pa last
127
P.A. Now (θ)
127°
Sep first
30.0
Sep last
45.6
Sep. Now (ρ)
45.6"
Mag pri
3.46
Mag sec
12.96
delta mag (ΔM)
9.5
Spectral class
B2Vnpe (blue-white)
Pri motion ra
-024
Sec motion ra
-022
Pri motion dec
-019
Sec motion dec
-001
Notes
N (See Notes)
Visually invisible, K-band or other infrared star rPM=0.592
Nature of this double is uncertain.
 
 
13496-4228 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 224471 13496-4228 RIZ 8 Aa,Ab 2010 2010 1 80 0.1 3.50 6.70 3.20
Show Mu Cen 224471 13496-4228 HDO 226 AB 1891 1999 6 127 45.6 3.46 12.96 9.50 <===
Show 224471 13496-4228 SHT 53 AC 2000 2005 2 303 4.6 3.97 10.06 6.09
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
127.2
Precise sep
45.61
Name
Mu Cen
Constellation
Centaurus
SAO
224471
HIP
67472
Tycho2
7797-02743-1
Gaia DR2
84487667712
HD
120324
HR
5193
GC
18667
CD
CD-41 8172
CP
CP-41 6480
Bayer
Mu Centauri
Bayer name
Mu Cen
Distance
155.04
Distance ly
505.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13496-4228 HDO 226 AB 1999 5 127 45.6 3.46 12.96 B2Vnpe N D 134937.01-422825.3

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