16543-4017 I 994 AB (HD 322254)

 
 
16h 54m 19.18s -40° 17' 06.7" P.A. 284.00 sep 2.8 mag 11.30,11.50 Sp B8
 
 
Coord 2000 16543-4017 Discov num I   994 Comp AB Coord arcsec 2000 16 54 19.18 -40 17 06.7
Date first 1910 Date last 2000 Obs 5
Pa first 300 Pa last 284.1 P.A. Now (θ) 284.1°
Sep first 1.5 Sep last 2.83 Sep. Now (ρ) 2.83"
Mag pri 11.30 Mag sec 11.50 delta mag (ΔM) 0.2 Spectral class B8 (blue-white)
Pri motion ra -124 Sec motion ra
Pri motion dec +045 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
16543-4017 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 322254 16 54 19 -40 17 07 I 994 AB 2000 5 284 2.8 11.30 11.50 0.20 <===
Show 16 54 19 -40 17 07 WG 190 AC 2015 5 96 9.2 11.30 13.00 1.70
Show 16 54 19 -40 17 07 I 994 AD 2015 5 281 13.7 11.30 12.80 1.50
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 322254 Constellation Scorpius Tycho2 7872-00170-1 Gaia DR2 5969745748194933376
HD 322254