11347+1648 STF 1552 AB (90 Leo)

 
 
11h 34m 42.50s +16° 47' 48.9" P.A. 209.00 sep 3.1 mag 6.26,7.31 Sp B4V+B9V dist. 581.4 pc (1896.53 l.y.)
 
 
Coord 2000 11347+1648 Discov num STF1552 Comp AB Coord arcsec 2000 11 34 42.50 +16 47 48.9
Date first 1782 Date last 2018 Obs 208
Pa first 209 Pa last 208.9 P.A. Now (θ) 208.9°
Sep first 3.0 Sep last 3.05 Sep. Now (ρ) 3.05"
Mag pri 6.26 Mag sec 7.31 delta mag (ΔM) 1.05 Spectral class B4V+B9V (blue-white/blue-white)
Pri motion ra -009 Sec motion ra -009
Pri motion dec -001 Sec motion dec -001
Notes N (See Notes)
Nature of this double is uncertain.
 
 
11347+1648 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 90 Leo 99673 11 34 42 +16 47 49 STF 1552 AB 2018 208 209 3.1 6.26 7.31 1.05 <===
Show 99673 11 34 42 +16 47 49 STF 1552 AC 2018 54 235 63.4 6.26 9.77 3.51
Show 11 34 42 +16 47 46 STF 1552 BC 2018 41 236 60.2 7.31 9.77 2.46
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 90 Leo Constellation Leo SAO 99673 HIP 56473
Tycho2 1438-02840-1 HD 100600 HR 4456 GC 15874
ADS 8220 BD BD+17 2374 Flamsteed 90 Leonis Flamsteed name 90 Leo
Distance 581.4 Distance ly 1896.53