12342-1812 LV 5 (HD 109349)

 
 
12h 34m 09.56s -18° 11' 42.7" P.A. 303.00 sep 0.9 mag 7.47,9.51 Sp G1V dist. 64.02 pc (208.83 l.y.)
 
 
Coord 2000 12342-1812 Discov num LV    5 Comp Coord arcsec 2000 12 34 09.56 -18 11 42.7
Date first 1886 Date last 2021 Obs 33
Pa first 34 Pa last 302.7 P.A. Now (θ) 302.7°
Sep first 1.7 Sep last 0.924 Sep. Now (ρ) 0.924"
Mag pri 7.47 Mag sec 9.51 delta mag (ΔM) 2.04 Spectral class G1V (yellow)
Pri motion ra +062 Sec motion ra +062
Pri motion dec -080 Sec motion dec -080
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 109349 Constellation Corvus SAO 157369 HIP 61345
Tycho2 6106-00757-1 Gaia DR2 3516983143411000576 HD 109349 GC 17131
ADS 8597 BD BD-17 3651 Distance 64.02 Distance ly 208.83
 
 
ORBITAL ELEMENTS
 
 
Period (P)595.2429y± 268.8741 Periastron (T)2050.7643y± 15.6132 Semi-major axis (a)1.72913a± 0.46003
Eccentricity (e)0.61138± 0.22989 Inclination (i)128.261°± 18.541 Longitude of periastron (ω)233.868°± 24.062
Node (Ω)110.277°± 23.01 Notes ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 323.9 1.002
2001 323.0 0.998
2002 322.1 0.995
2003 321.2 0.991
2004 320.3 0.987
2005 319.4 0.983
2006 318.5 0.978
2007 317.5 0.974
2008 316.6 0.970
2009 315.7 0.965
2010 314.7 0.960
2011 313.7 0.955
2012 312.8 0.950
2013 311.8 0.945
2014 310.8 0.939
2015 309.8 0.934
2016 308.7 0.928
2017 307.7 0.922
2018 306.7 0.915
2019 305.6 0.909
2020 304.5 0.902
2021 303.4 0.894
2022 302.3 0.887
2023 301.2 0.879
2024 300.0 0.871
2025 298.8 0.862
2026 297.6 0.853
2027 296.4 0.844
2028 295.1 0.835
2029 293.8 0.825
2030 292.5 0.814


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



 
 


wds12342-1812a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic