12560-5650 HDO 221

 
 
12h 55m 57.14s -56 50' 08.9" P.A. 322 sep 30.3 mag 5.32,11.77 Sp O9Ibe dist. 1351.35 pc (4408.1 l.y.)
 
 
Coord 2000
12560-5650
Discov num
HDO 221
Comp
Coord arcsec 2000
12 55 57.14 -56 50 08.9
Date first
1891
Date last
2011
Obs
7
Pa first
290
Pa last
322
P.A. Now (θ)
322°
Sep first
25.0
Sep last
30.3
Sep. Now (ρ)
30.3"
Mag pri
5.32
Mag sec
11.77
delta mag (ΔM)
6.45
Spectral class
O9Ibe (blue)
Pri motion ra
-005
Sec motion ra
-023
Pri motion dec
-001
Sec motion dec
+009
Notes
N (See Notes)
rPM=0.834
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322.4
Precise sep
30.28
Cdsa2 id
HDO 221
Constellation
Crux
SAO
240385
HIP
63117
Tycho2
8656-03196-1
HD
112244
HR
4908
CD
CD-56 4699
CP
CP-56 5498
Ra deg
12.932538888888889
De deg
-56.83580555555556
Distance
1351.35
Distance ly
4408.1
last precise pa
322.4
last precise sep
30.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12560-5650 HDO 221 2000 4 314 29.2 5.32 11.77 O9Ibe N D 125557.14-565008.9
12560-5650 HDO 221 2011 6 322 30.3 5.32 11.77 O9Ibe N D 125557.14-565008.9

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