12517-3105 HJ 4554 (V942 Cen)

 
 
12h 51m 44.76s -31 05' 01.3" P.A. 25 sep 31.3 mag 7.43,12.03 Sp M2III dist. 591.72 pc (1930.19 l.y.)
 
 
Coord 2000
12517-3105
Discov num
HJ 4554
Comp
Coord arcsec 2000
12 51 44.76 -31 05 01.3
Date first
1834
Date last
2004
Obs
8
Pa first
28
Pa last
25
P.A. Now (θ)
25°
Sep first
18.0
Sep last
31.3
Sep. Now (ρ)
31.3"
Mag pri
7.43
Mag sec
12.03
delta mag (ΔM)
4.6
Spectral class
M2III (red)
Pri motion ra
-029
Sec motion ra
-028
Pri motion dec
+001
Sec motion dec
-002
Notes
rPM=0.109 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
25
Precise sep
31.296
Var name
V942 Cen
Cdsa2 id
HJ 4554
Constellation
Centaurus
SAO
203877
HIP
62767
Tycho2
7248-00089-1
HD
111737
CD
CD-3010168
Ra deg
12.862433333333334
De deg
-31.083694444444443
Distance
591.72
Distance ly
1930.19
last precise pa
25
last precise sep
31.296
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12517-3105 HJ 4554 2004 7 25 31.3 7.30 11.80 M2III 125144.76-310501.3

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