08508+3504 STF 1282 AB (HD 75353)

 
 
08h 50m 44.28s +35° 04' 15.4" P.A. 279.00 sep 3.5 mag 7.59,7.76 Sp F8 dist. 51.6 pc (168.32 l.y.)
 
 
Coord 2000 08508+3504 Discov num STF1282 Comp AB Coord arcsec 2000 08 50 44.28 +35 04 15.4
Date first 1821 Date last 2019 Obs 180
Pa first 277 Pa last 278.8 P.A. Now (θ) 278.8°
Sep first 3.8 Sep last 3.459 Sep. Now (ρ) 3.459"
Mag pri 7.59 Mag sec 7.76 delta mag (ΔM) 0.17 Spectral class F8 (yellow-white)
Pri motion ra -174 Sec motion ra -174
Pri motion dec +114 Sec motion dec +114
Notes O T (Orbital solution, Parallax indicates physical)
This double is physical.
 
 
08508+3504 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 75353 61077 08 50 44 +35 04 15 STF 1282 AB 2019 180 279 3.5 7.59 7.76 0.17 Y <===
Show 61077 08 50 44 +35 04 15 SLE 1025 AC 2016 6 12 49.5 7.53 12.41 4.88
Show 08 50 45 +35 05 04 RAO 63 CD 2015 7 358 18.6 12.41 14.60 2.19
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 75353 Constellation Lynx SAO 61077 HIP 43426
Tycho2 2491-00983-3 Gaia DR2 716546681236997888 HD 75353 GC 12191
ADS 7034 BD BD+35 1878 Distance 51.6 Distance ly 168.32
 
 
ORBITAL ELEMENTS
 
 
Period (P)804y± 178 Periastron (T)2337y± 106 Semi-major axis (a)2a± 0.2
Eccentricity (e)0.89± 0.07 Inclination (i)87.7°± 0.6 Longitude of periastron (ω)196.3°± 14.5
Node (Ω)277.8°± 0.9 Notes ReferenceKiy2020
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 278.6 3.490
2001 278.6 3.487
2002 278.6 3.484
2003 278.6 3.481
2004 278.7 3.477
2005 278.7 3.474
2006 278.7 3.471
2007 278.7 3.467
2008 278.7 3.464
2009 278.7 3.460
2010 278.7 3.457
2011 278.7 3.453
2012 278.7 3.450
2013 278.7 3.446
2014 278.7 3.442
2015 278.7 3.439
2016 278.7 3.435
2017 278.7 3.431
2018 278.7 3.428
2019 278.7 3.424
2020 278.7 3.420
2021 278.7 3.416
2022 278.7 3.412
2023 278.7 3.408
2024 278.7 3.404
2025 278.7 3.400
2026 278.7 3.396
2027 278.7 3.392
2028 278.7 3.388
2029 278.7 3.384
2030 278.7 3.380


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



 
 


wds08508%2B3504a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic