11545+1925 STTA 112 AB (HD 103432)

11h 54m 32.07s +19° 24' 40.4" P.A. 36.00 sep 73.4 mag 8.28,8.49 Sp G0 dist. 40.5 pc (132.11 l.y.)

Coord 2000 11545+1925 Discov num STTA112 Comp AB Coord arcsec 2000 11 54 32.07 +19 24 40.4
Date first 1875 Date last 2017 Obs 36
Pa first 35 Pa last 35.5 P.A. Now (θ) 35.5°
Sep first 73.1 Sep last 73.4 Sep. Now (ρ) 73.4"
Mag pri 8.28 Mag sec 8.49 delta mag (ΔM) 0.21 Spectral class G0 (yellow)
Pri motion ra -458 Sec motion ra -453
Pri motion dec -018 Sec motion dec -015
Notes N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)




rPM=0.013 (< 0.3, Physical double)

This double is physical.



11545+1925 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 103432 99858 11 54 32 +19 24 40 STTA 112 AB 2017 36 36 73.4 8.28 8.49 0.21 <===
Show 99861 11 54 35 +19 25 40 LBU 14 BC 2017 4 350 79.6 8.49 12.83 4.34
Show 99861 11 54 35 +19 25 40 LBU 14 BD 2017 4 314 116.5 8.49 13.48 4.99


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name HD 103432 Constellation Leo SAO 99858 HIP 58067
Tycho2 1443-00454-1 HD 103432 GC 16283 GL Gl 452.3A
BD BD+20 2658 Distance 40.5 Distance ly 132.11