12418-5555 HDS1778

 
 
12h 41m 47.43s -55 54' 39.4" P.A. 268 sep 0.1 mag 9.23,10.84 Sp B9.5IV/V dist. 2777.78 pc (9061.12 l.y.)
 
 
Coord 2000
12418-5555
Discov num
HDS1778
Comp
Coord arcsec 2000
12 41 47.43 -55 54 39.4
Date first
1991
Date last
1991
Obs
1
Pa first
268
Pa last
268
P.A. Now (θ)
268°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.23
Mag sec
10.84
delta mag (ΔM)
1.61
Spectral class
B9.5IV/V (blue-white)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
268
Precise sep
0.141
Cdsa2 id
HDS 1778
Constellation
Crux
SAO
240159
HIP
61948
Tycho2
8651-00543-1
HD
110324
CP
CP-55 5187
Ra deg
12.696508333333334
De deg
-55.910944444444446
Distance
2777.78
Distance ly
9061.12
last precise pa
268
last precise sep
0.141
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12418-5555 HDS1778 1991 1 268 0.1 9.23 10.84 B9.5IV/V 124147.43-555439.4

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