14511-3706 I 529 (HD 130779)

14h 51m 03.30s -37° 05' 49.7" P.A. 36.00 sep 1.2 mag 9.64,10.00 Sp G8V dist. 80.78 pc (263.5 l.y.)

Coord 2000 14511-3706 Discov num I   529 Comp Coord arcsec 2000 14 51 03.30 -37 05 49.7
Date first 1909 Date last 2016 Obs 34
Pa first 300 Pa last 36 P.A. Now (θ) 36°
Sep first 0.6 Sep last 1.23 Sep. Now (ρ) 1.23"
Mag pri 9.64 Mag sec 10.00 delta mag (ΔM) 0.36 Spectral class G8V (yellow)
Pri motion ra -064 Sec motion ra -064
Pri motion dec -065 Sec motion dec -065
Notes N O T (See Notes, Orbital solution, Parallax indicates physical)




This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 130779 Constellation Centaurus SAO 206004 HIP 72639
Tycho2 7310-01658-1 Gaia DR2 6201683774696020224 HD 130779 CD CD-36 9679
CP CP-36 6582 Distance 80.78 Distance ly 263.5




ORBITAL ELEMENTS

Period (P)2507.26y Periastron (T)1944.06y Semi-major axis (a)2.657a
Eccentricity (e)0.9329 Inclination (i)166.66° Longitude of periastron (ω)257.23°
Node (Ω)76.71° Notesn ReferenceDom1978
Equinox1900 Last observation1975 Grade5(1=Definitive, 9=Indet.)

label theta rho
2000 46.2 0.970
2001 45.9 0.982
2002 45.5 0.994
2003 45.1 1.006
2004 44.8 1.018
2005 44.5 1.030
2006 44.1 1.042
2007 43.8 1.054
2008 43.5 1.065
2009 43.2 1.077
2010 42.9 1.088
2011 42.6 1.100
2012 42.3 1.111
2013 42.0 1.122
2014 41.7 1.133
2015 41.4 1.145
2016 41.2 1.156
2017 40.9 1.167
2018 40.7 1.178
2019 40.4 1.189
2020 40.1 1.199
2021 39.9 1.210
2022 39.7 1.221
2023 39.4 1.232
2024 39.2 1.242
2025 39.0 1.253
2026 38.7 1.263
2027 38.5 1.274
2028 38.3 1.284
2029 38.1 1.295
2030 37.9 1.305


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



 
 


wds14511-3706a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic