13106-3128 RST 1706 (HD 114385)

 
 
13h 10m 36.33s -31° 28' 14.4" P.A. 267.00 sep 0.4 mag 9.40,11.34 Sp K0V dist. 51.89 pc (169.27 l.y.)
 
 
Coord 2000 13106-3128 Discov num RST1706 Comp Coord arcsec 2000 13 10 36.33 -31 28 14.4
Date first 1934 Date last 2021 Obs 14
Pa first 252 Pa last 267.2 P.A. Now (θ) 267.2°
Sep first 0.5 Sep last 0.398 Sep. Now (ρ) 0.398"
Mag pri 9.40 Mag sec 11.34 delta mag (ΔM) 1.94 Spectral class K0V (yellow-orange)
Pri motion ra -090 Sec motion ra
Pri motion dec -025 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 114385 Constellation Centaurus SAO 204192 HIP 64292
Tycho2 7250-01349-1 Gaia DR2 6180801987300666752 HD 114385 CD CD-3010384
CP CP-30 3610 Distance 51.89 Distance ly 169.27
 
 
ORBITAL ELEMENTS
 
 
Period (P)91y Periastron (T)1999.66y± 0.39 Semi-major axis (a)0.463a± 0.014
Eccentricity (e)0.532± 0.0035 Inclination (i)111.9°± 1 Longitude of periastron (ω)168.6°± 2.6
Node (Ω)63.4°± 1.7 Notesn ReferenceTok2012b
Equinox2000 Last observation2012 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 245.7 0.216
2001 240.1 0.219
2002 234.4 0.215
2003 228.4 0.205
2004 221.5 0.191
2005 213.5 0.174
2006 203.8 0.158
2007 192.0 0.145
2008 178.4 0.137
2009 163.7 0.135
2010 149.5 0.141
2011 137.0 0.153
2012 126.7 0.170
2013 118.4 0.191
2014 111.8 0.213
2015 106.5 0.237
2016 102.2 0.262
2017 98.6 0.286
2018 95.6 0.310
2019 93.0 0.334
2020 90.8 0.358
2021 88.8 0.381
2022 87.1 0.403
2023 85.5 0.425
2024 84.1 0.446
2025 82.8 0.466
2026 81.6 0.485
2027 80.5 0.504
2028 79.5 0.522
2029 78.6 0.539
2030 77.7 0.555
2031 76.8 0.570
2032 76.0 0.585
2033 75.3 0.598
2034 74.5 0.611
2035 73.8 0.623
2036 73.2 0.634
2037 72.5 0.645
2038 71.9 0.654
2039 71.2 0.663
2040 70.6 0.670
2041 70.1 0.677
2042 69.5 0.684
2043 68.9 0.689
2044 68.3 0.693
2045 67.8 0.697
2046 67.2 0.700
2047 66.7 0.701
2048 66.2 0.702
2049 65.6 0.702
2050 65.1 0.702


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


 
  


wds13106-3128a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic