05279+3447 HDS 721 AB

 
 
05h 27m 52.40s +34° 46' 58.3" P.A. 221.00 sep 0.1 mag 8.63,9.99 Sp O9.5V+B0 dist. 219.78 pc (716.92 l.y.)
 
 
Coord 2000 05279+3447 Discov num HDS 721 Comp AB Coord arcsec 2000 05 27 52.40 +34 46 58.3
Date first 1991 Date last 2018 Obs 14
Pa first 214 Pa last 221.4 P.A. Now (θ) 221.4°
Sep first 0.1 Sep last 0.131 Sep. Now (ρ) 0.131"
Mag pri 8.63 Mag sec 9.99 delta mag (ΔM) 1.36 Spectral class O9.5V+B0 (blue/blue-white)
Pri motion ra +001 Sec motion ra
Pri motion dec +000 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
05279+3447 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 58059 05 27 52 +34 46 58 HDS 721 AB 2018 14 221 0.1 8.63 9.99 1.36 <===
Show IU Aur 58059 05 27 52 +34 46 58 MZA 44 AC 2018 1 162 4.0 8.30 17.20 8.90
Show 58059 05 27 52 +34 46 58 MZA 44 AD 2018 1 122 3.6 8.30 16.20 7.90
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name IU Aur Constellation Auriga SAO 58059 HIP 25565
Tycho2 2411-01941-1 HD 35652 BD BD+34 1051 Distance 219.78
Distance ly 716.92