12221-6731 HDO 215AB (Zet2 Mus)

 
 
12h 22m 07.39s -67 31' 19.5" P.A. 127 sep 32.6 mag 5.17,10.61 Sp A5V dist. 101.11 pc (329.82 l.y.)
 
 
Coord 2000
12221-6731
Discov num
HDO 215
Comp
AB
Coord arcsec 2000
12 22 07.39 -67 31 19.5
Date first
1891
Date last
2000
Obs
9
Pa first
135
Pa last
127
P.A. Now (θ)
127°
Sep first
20.0
Sep last
32.6
Sep. Now (ρ)
32.6"
Mag pri
5.17
Mag sec
10.61
delta mag (ΔM)
5.44
Spectral class
A5V (white)
Pri motion ra
-031
Sec motion ra
-005
Pri motion dec
-005
Sec motion dec
+007
Notes
N (See Notes)
rPM=0.912
This double is not physical.
 
 
12221-6731 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 251866 12221-6731 HDS1742 Aa,Ab 1991 1991 1 128 0.5 5.26 8.71 3.45
Show Zet2 Mus 251866 12221-6731 HDO 215 AB 1891 2000 9 127 32.6 5.17 10.61 5.44 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
126.9
Precise sep
32.61
Name
Zet2 Mus
Cdsa2 id
HDO 215 AB
Constellation
Musca
SAO
251866
HIP
60320
Tycho2
9227-01699-1
HD
107566
HR
4703
GC
16857
CP
CP-66 1747
Bayer
Zeta 2 Muscae
Bayer name
Zet2 Mus
Ra deg
12.368719444444444
De deg
-67.52208333333333
Distance
101.11
Distance ly
329.82
last precise pa
126.9
last precise sep
32.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12221-6731 HDO 215 AB 2000 8 127 32.6 5.17 10.61 A5V N D 122207.39-673119.5

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