10205+0626 STF 1426 AB

10h 20m 32.32s +06° 25' 47.6" P.A. 315.00 sep 0.9 mag 7.99,8.30 Sp F5 dist. 149.7 pc (488.32 l.y.)

Coord 2000 10205+0626 Discov num STF1426 Comp AB Coord arcsec 2000 10 20 32.32 +06 25 47.6
Date first 1833 Date last 2022 Obs 161
Pa first 259 Pa last 314.7 P.A. Now (θ) 314.7°
Sep first 0.7 Sep last 0.94 Sep. Now (ρ) 0.94"
Mag pri 7.99 Mag sec 8.30 delta mag (ΔM) 0.31 Spectral class F5 (yellow-white)
Pri motion ra -007 Sec motion ra -007
Pri motion dec -044 Sec motion dec -044
Notes N O (See Notes, Orbital solution)




This double is physical.



10205+0626 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 118241 10 20 32 +06 25 48 STF 1426 AB 2022 161 315 0.9 7.99 8.30 0.31 Y <===
Show HD 89619 118241 10 20 32 +06 25 48 STF 1426 AB,C 2022 113 9 7.9 7.30 9.43 2.13
Show 118241 10 20 32 +06 25 48 STF 1426 AB,D 2015 6 41 39.1 7.30 12.57 5.27


Quadruple system
5 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Leo SAO 118241 HIP 50637 Tycho2 0252-01392-1
Gaia DR2 3861734219734880896 HD 89619 GC 14191 ADS 7730
BD BD+07 2282 Distance 149.7 Distance ly 488.32




ORBITAL ELEMENTS

Period (P)775.6553y± 311.1552 Periastron (T)2096.6572y± 76.9617 Semi-major axis (a)1.20788a± 0.37256
Eccentricity (e)0.49785± 0.31904 Inclination (i)68.004°± 10.338 Longitude of periastron (ω)258.274°± 40.33
Node (Ω)137.777°± 15.532 Notesn ReferenceIzm2019
Equinox Last observation2014 Grade4(1=Definitive, 9=Indet.)

label theta rho
2000 308.0 0.943
2001 308.3 0.941
2002 308.5 0.939
2003 308.8 0.938
2004 309.0 0.936
2005 309.3 0.934
2006 309.5 0.932
2007 309.8 0.930
2008 310.1 0.928
2009 310.3 0.925
2010 310.6 0.923
2011 310.8 0.921
2012 311.1 0.918
2013 311.3 0.915
2014 311.6 0.913
2015 311.9 0.910
2016 312.1 0.907
2017 312.4 0.904
2018 312.7 0.900
2019 313.0 0.897
2020 313.2 0.894
2021 313.5 0.890
2022 313.8 0.886
2023 314.1 0.883
2024 314.3 0.879
2025 314.6 0.875
2026 314.9 0.870
2027 315.2 0.866
2028 315.5 0.862
2029 315.8 0.857
2030 316.1 0.852


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



 
 


wds10205%2B0626d.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic