16123-2825 HJ 4839AB (12 Sco)

 
 
16h 12m 16.05s -28 25' 01.9" P.A. 69 sep 3.8 mag 5.80,8.13 Sp B9Vv dist. 93.02 pc (303.43 l.y.)
 
 
Coord 2000
16123-2825
Discov num
HJ 4839
Comp
AB
Coord arcsec 2000
16 12 16.05 -28 25 01.9
Date first
1834
Date last
2016
Obs
38
Pa first
85
Pa last
69
P.A. Now (θ)
69°
Sep first
3.0
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
5.80
Mag sec
8.13
delta mag (ΔM)
2.33
Spectral class
B9Vv (blue-white)
Pri motion ra
-025
Sec motion ra
-023
Pri motion dec
-045
Sec motion dec
-041
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
16123-2825 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 184217 16123-2825 HUB 16 Aa,Ab 1999 1999 1 39 0.2 5.90 7.94 2.04
Show 12 Sco 184217 16123-2825 HJ 4839 AB 1834 2016 38 69 3.8 5.80 8.13 2.33 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
12 Sco
Other name
c1 Sco
Constellation
Scorpius
SAO
184217
HIP
79399
Tycho2
6805-01907-1
HD
145483
HR
6029
GC
21776
CD
CD-2811962
CP
CP-28 5298
Flamsteed
12 Scorpii
Flamsteed name
12 Sco
Distance
93.02
Distance ly
303.43
last precise pa
69
last precise sep
3.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16123-2825 HJ 4839 AB 1999 36 71 3.8 5.80 8.13 B9Vv N D 161216.05-282501.9
16123-2825 HJ 4839 AB 2010 37 68 3.8 5.80 8.13 B9Vv N D 161216.05-282501.9
16123-2825 HJ 4839 AB 2016 38 69 3.8 5.80 8.13 B9Vv N 161216.05-282501.9

If you need more information about this double, apply for a data request form to the WDS.