12456-6059 HJ 4547 (Iot Cru)

 
 
12h 45m 37.92s -60 58' 52.2" P.A. 3 sep 30.5 mag 4.72,10.24 Sp K0III dist. 36.81 pc (120.07 l.y.)
 
 
Coord 2000
12456-6059
Discov num
HJ 4547
Comp
Coord arcsec 2000
12 45 37.92 -60 58 52.2
Date first
1892
Date last
2012
Obs
18
Pa first
36
Pa last
3
P.A. Now (θ)
Sep first
27.5
Sep last
30.5
Sep. Now (ρ)
30.5"
Mag pri
4.72
Mag sec
10.24
delta mag (ΔM)
5.52
Spectral class
K0III (yellow-orange)
Pri motion ra
+110
Sec motion ra
Pri motion dec
-068
Sec motion dec
Notes
N L U (See Notes, Linear solution, Proper motion indicates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.6
Precise sep
30.47
Name
Iot Cru
Constellation
Crux
SAO
252016
HIP
62268
Tycho2
8988-02172-1
HD
110829
HR
4842
GC
17339
CP
CP-60 4273
Bayer
Iota Crucis
Bayer name
Iot Cru
Distance
36.81
Distance ly
120.07
last precise pa
2.6
last precise sep
30.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12456-6059 HJ 4547 1991 20 8 28.1 4.72 10.24 K0III N D 124537.92-605852.2
12456-6059 HJ 4547 2010 21 2 29.3 4.72 10.24 K0III N D 124537.92-605852.2
12456-6059 HJ 4547 2012 22 3 30.5 4.72 10.24 K0III N D 124537.92-605852.2

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