14509-1603 SHJ 186 AB (Zubenelgenubi)

 
 
14h 50m 52.78s -16° 02' 29.8" P.A. 314.00 sep 231.1 mag 2.74,5.19 Sp A3IV+F4IV dist. 23.24 pc (75.81 l.y.)
 
 
Coord 2000 14509-1603 Discov num SHJ 186 Comp AB Coord arcsec 2000 14 50 52.78 -16 02 29.8
Date first 1836 Date last 2012 Obs 32
Pa first 314 Pa last 313.9 P.A. Now (θ) 313.9°
Sep first 229.0 Sep last 231.08 Sep. Now (ρ) 231.08"
Mag pri 2.74 Mag sec 5.19 delta mag (ΔM) 2.45 Spectral class A3IV+F4IV (white/yellow-white)
Pri motion ra -106 Sec motion ra -136
Pri motion dec -068 Sec motion dec -059
Notes N Z (See Notes, Parallax indicates components are physical)
rPM=0.211 (< 0.3, Physical double)
This double is physical.
 
 
14509-1603 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 158840 14 50 53 -16 02 30 DSG 17 Aa,Ab 2017 4 351 0.0 3.30 3.70 0.40
Show Zubenelgenubi 158840 14 50 53 -16 02 30 SHJ 186 AB 2012 32 314 231.1 2.74 5.19 2.45 <===
Show 158840 14 50 53 -16 02 30 AOT 53 AC 2000 3 291 275.6 2.74 12.48 9.74
Show 158840 14 50 53 -16 02 30 CAB 1 AD 1999 3 266 999.9 2.74 7.31 4.57
Show 158840 14 50 53 -16 02 30 ALP 30 AE 1998 1 262 368.7 2.74 20.00 17.26
Show 158836 14 50 41 -15 59 50 BEU 19 Ba,Bb 2021 3 108 0.3 4.30 7.70 3.40
Show 158836 14 50 41 -15 59 50 AOT 53 BC 2000 5 236 111.1 5.15 12.48 7.33
Septuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Zubenelgenubi Var name NSV6827 Lib Constellation Libra SAO 158840
HIP 72622 Tycho2 6155-01210-1 Gaia DR2 6309703507860824832 HD 130841
HR 5531 GC 19975 GL Gl 564.1 BD BD-15 3966
Bayer Alpha 2 Librae Bayer name Alp2 Lib Flamsteed 9 Librae Flamsteed name 9 Lib
FK5 548 Distance 23.24 Distance ly 75.81 Bayer greek α2 Lib
Other names Zuben Elgenubi, Kiffa Australis, Elkhiffa Australis, Lanx Australis
Meaning the southern claw