10473+2235 STT 228 (HD 93392)

 
 
10h 47m 16.93s +22° 34' 32.0" P.A. 170.00 sep 1.7 mag 8.17,8.93 Sp F0 dist. 158.23 pc (516.15 l.y.)
 
 
Coord 2000 10473+2235 Discov num STT 228 Comp Coord arcsec 2000 10 47 16.93 +22 34 32.0
Date first 1843 Date last 2017 Obs 103
Pa first 207 Pa last 169.9 P.A. Now (θ) 169.9°
Sep first 0.3 Sep last 1.65 Sep. Now (ρ) 1.65"
Mag pri 8.17 Mag sec 8.93 delta mag (ΔM) 0.76 Spectral class F0 (yellow-white)
Pri motion ra -037 Sec motion ra -037
Pri motion dec -001 Sec motion dec -001
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 93392 Constellation Leo SAO 81520 HIP 52759
Tycho2 1977-02123-1 Gaia DR2 3989516265659563904 HD 93392 GC 14840
ADS 7926 BD BD+23 2261 Distance 158.23 Distance ly 516.15
 
 
ORBITAL ELEMENTS
 
 
Period (P)1229y± 270 Periastron (T)2102.8y± 9.6 Semi-major axis (a)1.069a± 0.155
Eccentricity (e)0.548± 0.031 Inclination (i)101.7°± 0.6 Longitude of periastron (ω)58.7°± 9.5
Node (Ω)164.6°± 0.8 Notes ReferencePkO2018b
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 171.4 0.644
2001 171.3 0.644
2002 171.2 0.644
2003 171.0 0.644
2004 170.9 0.644
2005 170.8 0.644
2006 170.6 0.644
2007 170.5 0.644
2008 170.3 0.643
2009 170.2 0.643
2010 170.1 0.643
2011 169.9 0.642
2012 169.8 0.642
2013 169.7 0.641
2014 169.5 0.640
2015 169.4 0.640
2016 169.2 0.639
2017 169.1 0.638
2018 169.0 0.637
2019 168.8 0.636
2020 168.7 0.636
2021 168.5 0.634
2022 168.4 0.633
2023 168.3 0.632
2024 168.1 0.631
2025 168.0 0.630
2026 167.8 0.628
2027 167.7 0.627
2028 167.5 0.625
2029 167.4 0.624
2030 167.3 0.622


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds10473%2B2235a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic