16574-5153 HDS 2397 Aa,Ab

 
 
16h 57m 22.46s -51° 53' 16.8" P.A. 273.00 sep 0.4 mag 10.05,12.44 Sp F5
 
 
Coord 2000 16574-5153 Discov num HDS2397 Comp Aa,Ab Coord arcsec 2000 16 57 22.46 -51 53 16.8
Date first 1991 Date last 2021 Obs 2
Pa first 186 Pa last 273 P.A. Now (θ) 273°
Sep first 0.4 Sep last 0.357 Sep. Now (ρ) 0.357"
Mag pri 10.05 Mag sec 12.44 delta mag (ΔM) 2.39 Spectral class F5 (yellow-white)
Pri motion ra -005 Sec motion ra
Pri motion dec -035 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
16574-5153 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 57 22 -51 53 17 HDS 2397 Aa,Ab 2021 2 273 0.4 10.05 12.44 2.39 <===
Show 16 57 22 -51 53 17 CPO 9229 AB 2015 3 50 4.6 9.90 9.90 0.00
Show 16 57 22 -51 53 17 CPO 9229 AC 2015 2 78 7.4 8.47 11.38 2.91
Show 16 57 22 -51 53 17 CPO 9229 AD 2015 2 316 6.7 8.47 13.28 4.81
Quintuple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ara Gaia DR2 5936408521322513920