16120-1928 CHR 146Aa,Ab

 
 
16h 11m 59.74s -19 27' 38.3" P.A. 346 sep 0.1 mag 4.50,6.80 Sp B2IV dist. 145.35 pc (474.13 l.y.)
 
 
Coord 2000
16120-1928
Discov num
CHR 146
Comp
Aa,Ab
Coord arcsec 2000
16 11 59.74 -19 27 38.3
Date first
1988
Date last
2012
Obs
7
Pa first
172
Pa last
346
P.A. Now (θ)
346°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
4.50
Mag sec
6.80
delta mag (ΔM)
2.3
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
345.8
Precise sep
0.076
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
345.8
last precise sep
0.076
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16120-1928 CHR 146 Aa,Ab 1989 2 165 0.1 4.01   B3V N 161159.74-192738.3
16120-1928 CHR 146 Aa,Ab 2009 4 164 0.0 4.01   B3V N 161159.74-192738.3
16120-1928 CHR 146 Aa,Ab 2011 5 347 0.1 4.01   B3V N 161159.74-192738.3
16120-1928 CHR 146 Aa,Ab 2012 6 346 0.1 4.01   B3V N 161159.74-192738.3

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