16317-4149 DAW 146 AB (NSV7781)

 
 
16h 31m 41.76s -41° 49' 01.7" P.A. 127.00 sep 8.5 mag 5.29,12.50 Sp B1Iae dist. 833.33 pc (2718.32 l.y.)
 
 
Coord 2000 16317-4149 Discov num DAW 146 Comp AB Coord arcsec 2000 16 31 41.76 -41 49 01.7
Date first 1921 Date last 1999 Obs 4
Pa first 131 Pa last 127.2 P.A. Now (θ) 127.2°
Sep first 8.6 Sep last 8.52 Sep. Now (ρ) 8.52"
Mag pri 5.29 Mag sec 12.50 delta mag (ΔM) 7.21 Spectral class B1Iae (blue-white)
Pri motion ra -004 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
16317-4149 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show NSV7781 226855 16 31 42 -41 49 02 DAW 146 AB 1999 4 127 8.5 5.29 12.50 7.21 <===
Show 226855 16 31 42 -41 49 02 DUN 202 AC 2015 11 179 58.0 5.36 9.79 4.43
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV7781 Constellation Scorpius SAO 226855 HIP 80945
Tycho2 7862-01036-1 Gaia DR2 5968761680983851776 HD 148688 HR 6142
GC 22198 CD CD-4110695 CP CP-41 7500 Distance 833.33
Distance ly 2718.32