16020-3042 B 1313 (HD 143536)

 
 
16h 01m 59.66s -30° 42' 24.6" P.A. 310.00 sep 0.1 mag 9.70,10.00 Sp F5V
 
 
Coord 2000 16020-3042 Discov num B  1313 Comp Coord arcsec 2000 16 01 59.66 -30 42 24.6
Date first 1928 Date last 2023 Obs 11
Pa first 149 Pa last 309.8 P.A. Now (θ) 305.5°
Sep first 0.3 Sep last 0.091 Sep. Now (ρ) 0.08"
Mag pri 9.70 Mag sec 10.00 delta mag (ΔM) 0.3 Spectral class F5V (yellow-white)
Pri motion ra -035 Sec motion ra
Pri motion dec -015 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 143536 Constellation Lupus SAO 207248 Tycho2 7329-01862-1
Gaia DR2 6039948397401114496 HD 143536
 
 
ORBITAL ELEMENTS
 
 
Period (P)150y Periastron (T)2033.83y Semi-major axis (a)0.234a
Eccentricity (e)0.464 Inclination (i)78.2° Longitude of periastron (ω)193.2°
Node (Ω)151.2° Notes ReferenceTok2020g
Equinox2000 Last observation2020 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 172.0 0.134
2001 173.4 0.126
2002 175.0 0.118
2003 176.8 0.110
2004 178.9 0.102
2005 181.4 0.094
2006 184.4 0.086
2007 188.0 0.078
2008 192.4 0.070
2009 197.8 0.063
2010 204.6 0.056
2011 213.1 0.050
2012 223.7 0.045
2013 236.1 0.043
2014 249.6 0.042
2015 262.9 0.043
2016 274.7 0.047
2017 284.6 0.052
2018 292.6 0.058
2019 299.0 0.065
2020 304.2 0.072
2021 308.4 0.079
2022 311.9 0.086
2023 314.8 0.093
2024 317.4 0.100
2025 319.6 0.106
2026 321.6 0.112
2027 323.4 0.117
2028 325.1 0.121
2029 326.7 0.124
2030 328.2 0.126
2031 329.7 0.127
2032 331.1 0.127
2033 332.7 0.125
2034 334.2 0.122
2035 335.9 0.117
2036 337.7 0.112
2037 339.7 0.105
2038 342.1 0.097
2039 344.8 0.089
2040 348.2 0.080
2041 352.4 0.070
2042 357.9 0.061
2043 5.5 0.052
2044 16.1 0.044
2045 30.8 0.037
2046 49.9 0.034
2047 70.4 0.035
2048 88.0 0.040
2049 101.0 0.047
2050 110.1 0.056


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds16020-3042a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic