16120-1928 BU  120AB (Jabbah)

 
 
16h 11m 59.74s -19 27' 38.3" P.A. 2 sep 1.6 mag 4.35,5.31 Sp B2IV dist. 145.35 pc (474.13 l.y.)
 
 
Coord 2000
16120-1928
Discov num
BU  120
Comp
AB
Coord arcsec 2000
16 11 59.74 -19 27 38.3
Date first
1873
Date last
2016
Obs
109
Pa first
0
Pa last
2
P.A. Now (θ)
Sep first
0.3
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
4.35
Mag sec
5.31
delta mag (ΔM)
0.96
Spectral class
B2IV (blue-white)
Pri motion ra
-010
Sec motion ra
Pri motion dec
-025
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
16120-1928 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 159764 16120-1928 CHR 146 Aa,Ab 1988 2012 7 346 0.1 4.50 6.80 2.30
Show Jabbah 159764 16120-1928 BU 120 AB 1873 2016 109 2 1.6 4.35 5.31 0.96 <===
Show 159764 16120-1928 H 5 6 AC 1777 2016 83 338 41.6 4.35 6.60 2.25
Show 159764 16120-1928 LAF 127 AE 2008 2010 2 318 5.3 3.88 14.02 10.14
Show 159763 16120-1928 MTL 2 CD 1846 2016 104 56 2.5 6.60 7.23 0.63
Sextuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
1.8
Precise sep
1.55
Common name
Jabbah
Constellation
Scorpius
SAO
159764
HIP
79374
HD
145502
HR
6027
GC
21773
BD
BD-19 4333
Bayer
Nu Scorpii
Bayer name
Nu Sco
Flamsteed
14 Scorpii
Flamsteed name
14 Sco
Distance
145.35
Distance ly
474.13
last precise pa
1.8
last precise sep
1.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16120-1928 BU 120 AB 2007 94 1 1.2 4.35 5.31 D 161159.74-192738.3
16120-1928 BU 120 AB 2009 97 1 1.3 4.35 5.31 D 161159.74-192738.3
16120-1928 BU 120 AB 2010 99 1 1.3 4.35 5.31 N D 161159.74-192738.3
16120-1928 BU 120 AB 2011 99 1 1.4 4.35 5.31 N D 161159.74-192738.3
16120-1928 BU 120 AB 2012 100 1 1.4 4.35 5.31 N D 161159.74-192738.3
16120-1928 BU 120 AB 2013 103 3 1.4 4.35 5.31 B2IV NVD 161159.74-192738.3
16120-1928 BU 120 AB 2014 104 2 1.3 4.35 5.31 B2IV NVD 161159.74-192738.3
16120-1928 BU 120 AB 2015 107 2 1.3 4.35 5.31 B2IV NVD 161159.74-192738.3
16120-1928 BU 120 AB 2016 109 2 1.6 4.35 5.31 B2IV NV 161159.74-192738.3

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