12181-5531 HJ 4511 AB (HD 106941)

 
 
12h 18m 03.77s -55° 31' 24.5" P.A. 296.00 sep 8.9 mag 9.94,10.66 Sp A2IV
 
 
Coord 2000 12181-5531 Discov num HJ 4511 Comp AB Coord arcsec 2000 12 18 03.77 -55 31 24.5
Date first 1836 Date last 2018 Obs 17
Pa first 302 Pa last 296.4 P.A. Now (θ) 296.4°
Sep first 12.0 Sep last 8.9 Sep. Now (ρ) 8.9"
Mag pri 9.94 Mag sec 10.66 delta mag (ΔM) 0.72 Spectral class A2IV (white)
Pri motion ra -019 Sec motion ra -019
Pri motion dec -003 Sec motion dec -002
Notes V (Proper motion indicates physical)
rPM=0.052 (< 0.3, Physical double)
This double is physical.
 
 
12181-5531 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 106941 239821 12 18 04 -55 31 24 HJ 4511 AB 2018 17 296 8.9 9.94 10.66 0.72 <===
Show 239821 12 18 04 -55 31 24 B 9017 AC 2015 4 0 13.3 9.94 13.40 3.46
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 106941 Constellation Centaurus SAO 239821 Tycho2 8637-02141-1
Gaia DR2 6075932629844860288 HD 106941