12499-6437 HDS1800

 
 
12h 49m 55.47s -64 36' 49.4" P.A. 71 sep 0.1 mag 8.12,8.81 Sp B9.5IV dist. 714.29 pc (2330.01 l.y.)
 
 
Coord 2000
12499-6437
Discov num
HDS1800
Comp
Coord arcsec 2000
12 49 55.47 -64 36 49.4
Date first
1991
Date last
2015
Obs
4
Pa first
25
Pa last
71
P.A. Now (θ)
71°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
8.12
Mag sec
8.81
delta mag (ΔM)
0.69
Spectral class
B9.5IV (blue-white)
Pri motion ra
-015
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
70.6
Precise sep
0.101
Constellation
Crux
HIP
62624
Tycho2
8996-00815-1
HD
111409
CP
CP-63 2420
Distance
714.29
Distance ly
2330.01
last precise pa
70.6
last precise sep
0.101
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12499-6437 HDS1800 2006 2 47 0.1 8.12 8.81 B9.5IV 124955.47-643649.4
12499-6437 HDS1800 2015 4 71 0.1 8.12 8.81 B9.5IV 124955.47-643649.4

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