12381-5556 HLD 116AB

 
 
12h 38m 07.29s -55 55' 52.3" P.A. 182 sep 1.9 mag 7.14,8.94 Sp A1/2V dist. 110.99 pc (362.05 l.y.)
 
 
Coord 2000
12381-5556
Discov num
HLD 116
Comp
AB
Coord arcsec 2000
12 38 07.29 -55 55 52.3
Date first
1880
Date last
2000
Obs
19
Pa first
193
Pa last
182
P.A. Now (θ)
182°
Sep first
1.6
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
7.14
Mag sec
8.94
delta mag (ΔM)
1.8
Spectral class
A1/2V (white)
Pri motion ra
-032
Sec motion ra
-032
Pri motion dec
-009
Sec motion dec
-009
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
12381-5556 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 240104 12381-5556 HLD 116 AB 1880 2000 19 182 1.9 7.14 8.94 1.80 <===
Show 240104 12381-5556 KOU 12 AC 2000 2000 1 221 4.2 6.90 14.40 7.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
182.4
Precise sep
1.87
Constellation
Crux
SAO
240104
HIP
61639
Tycho2
8650-02453-1
HD
109808
CP
CP-55 5161
Distance
110.99
Distance ly
362.05
last precise pa
182.4
last precise sep
1.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12381-5556 HLD 116 AB 1991 18 183 1.9 7.14 8.94 A1/2V VD 123807.29-555552.3
12381-5556 HLD 116 AB 2000 19 182 1.9 7.14 8.94 A1/2V VD 123807.29-555552.3

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