14589+0636 WSI  81

 
 
14h 58m 55.31s +06 36' 16.6" P.A. 265.3 sep 0.13 mag 8.90,9.70 Sp K0 dist. 43.16 pc (140.79 l.y.)
 
 
Coord 2000
14589+0636
Discov num
WSI  81
Comp
Coord arcsec 2000
14 58 55.31 +06 36 16.6
Date first
2006
Date last
2017
Obs
9
Pa first
196
Pa last
161
P.A. Now (θ)
265.3°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.13"
Mag pri
8.90
Mag sec
9.70
delta mag (ΔM)
0.8
Spectral class
K0 (yellow-orange)
Pri motion ra
+064
Sec motion ra
Pri motion dec
+106
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
161.3
Precise sep
0.079
Constellation
Virgo
HIP
73314
Tycho2
0333-00072-1
HD
132425
BD
BD+07 2871
Distance
43.16
Distance ly
140.79
last precise pa
161.3
last precise sep
0.079
 
 
ORBITAL ELEMENTS
 
 
Period (P)5.458y Periastron (T)2016.67y Semi-major axis (a)0.095a
Eccentricity (e)0.401 Inclination (i)154.9° Longitude of periastron (ω)334.7°
Node (Ω)50.3° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2018
label rho theta
2000 0.057 120.6
2001 0.074 346.3
2002 0.111 287.0
2003 0.131 254.2
2004 0.121 224.2
2005 0.077 173.7
2006 0.061 37.3
2007 0.095 308.3
2008 0.125 267.9
2009 0.129 238.6
2010 0.101 202.5
2011 0.056 107.5
2012 0.077 339.1
2013 0.114 283.7
2014 0.131 251.8
2015 0.118 221.3
2016 0.073 166.3
2017 0.063 26.4
2018 0.098 303.8
2019 0.127 265.3
2020 0.128 236.1
2021 0.097 198.3
2022 0.055 94.0
2023 0.080 332.4
2024 0.116 280.6
2025 0.131 249.4
2026 0.116 218.3
2027 0.068 158.0
2028 0.065 16.2
2029 0.101 299.6
2030 0.128 262.7

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

grafico orbita





wds14589%2B0636b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14589+0636 WSI 81 2009 3 50 0.1 8.90 9.70 K0 145855.31+063616.6
14589+0636 WSI 81 2014 4 246 0.1 8.90 9.70 K0 145855.31+063616.6
14589+0636 WSI 81 2015 7 201 0.1 8.90 9.70 K0 145855.31+063616.6
14589+0636 WSI 81 2017 9 161 0.1 8.90 9.70 K0 O 145855.31+063616.6

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