13132-0501 TOK 402

 
 
13h 13m 13.55s -05 01' 25.1" P.A. 109.7 sep 0.13 mag 8.30,10.90 Sp G5 dist. 52 pc (169.62 l.y.)
 
 
Coord 2000
13132-0501
Discov num
TOK 402
Comp
Coord arcsec 2000
13 13 13.55 -05 01 25.1
Date first
2014
Date last
2016
Obs
8
Pa first
314
Pa last
275
P.A. Now (θ)
109.7°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.13"
Mag pri
8.30
Mag sec
10.90
delta mag (ΔM)
2.6
Spectral class
G5 (yellow)
Pri motion ra
+237
Sec motion ra
Pri motion dec
-090
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.2
Precise sep
0.055
Constellation
Virgo
HIP
64499
Tycho2
4964-00627-1
Gaia DR2
63361305088
HD
114823
BD
BD-04 3439
Distance
52
Distance ly
169.62
last precise pa
275.2
last precise sep
0.055
 
 
ORBITAL ELEMENTS
 
 
Period (P)15.87y Periastron (T)2016.741y Semi-major axis (a)0.142a
Eccentricity (e)0.555 Inclination (i)111.4° Longitude of periastron (ω)259.2°
Node (Ω)115.9° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2018
label rho theta
2000 0.081 292.1
2001 0.023 202.0
2002 0.087 122.9
2003 0.125 110.8
2004 0.137 102.9
2005 0.136 95.5
2006 0.128 87.6
2007 0.115 78.2
2008 0.100 66.1
2009 0.087 50.0
2010 0.079 29.7
2011 0.080 7.3
2012 0.087 347.1
2013 0.098 330.9
2014 0.107 317.7
2015 0.105 305.7
2016 0.074 289.1
2017 0.028 172.8
2018 0.094 120.7
2019 0.127 109.7
2020 0.138 101.9
2021 0.136 94.6
2022 0.126 86.5
2023 0.113 76.8
2024 0.098 64.2
2025 0.086 47.6
2026 0.079 26.8
2027 0.080 4.5
2028 0.089 344.7
2029 0.100 329.0
2030 0.107 316.2

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

grafico orbita





wds13132-0501a.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
13132-0501 TOK 402 2014 3 316 0.1 8.30 10.90 G5 131313.42-050124.4
13132-0501 TOK 402 2015 5 306 0.1 8.30 10.90 G5 131313.42-050124.4
13132-0501 TOK 402 2016 8 275 0.1 8.30 10.90 G5 N 131313.55-050125.1

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