13310-3924 SEE 179 (NSV6283)

 
 
13h 31m 02.67s -39° 24' 26.2" P.A. 36.00 sep 0.2 mag 4.64,5.03 Sp G9Ib dist. 277.78 pc (906.12 l.y.)
 
 
Coord 2000 13310-3924 Discov num SEE 179 Comp Coord arcsec 2000 13 31 02.67 -39 24 26.2
Date first 1897 Date last 2020 Obs 70
Pa first 103 Pa last 36 P.A. Now (θ) 26.9°
Sep first 0.2 Sep last 0.154 Sep. Now (ρ) 0.15"
Mag pri 4.64 Mag sec 5.03 delta mag (ΔM) 0.39 Spectral class G9Ib (yellow)
Pri motion ra -007 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV6283 Constellation Centaurus SAO 204545 HIP 65936
Tycho2 7792-02393-1 Gaia DR2 6161403234933132032 HD 117440 HR 5089
GC 18254 CD CD-38 8592 CP CP-38 5526 Distance 277.78
Distance ly 906.12
 
 
ORBITAL ELEMENTS
 
 
Period (P)83.14y± 1.26 Periastron (T)1956.12y± 1.91 Semi-major axis (a)0.161a± 0.004
Eccentricity (e)0.521± 0.013 Inclination (i)145.2°± 4 Longitude of periastron (ω)244.4°± 3.6
Node (Ω)146.5°± 8.6 Notesn ReferenceTok2015c
Equinox2000 Last observation2014 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 82.6 0.207
2001 80.7 0.206
2002 78.9 0.204
2003 77.0 0.203
2004 75.0 0.201
2005 73.1 0.199
2006 71.1 0.197
2007 69.0 0.195
2008 66.9 0.193
2009 64.8 0.191
2010 62.6 0.188
2011 60.4 0.186
2012 58.1 0.183
2013 55.7 0.181
2014 53.3 0.178
2015 50.7 0.175
2016 48.1 0.172
2017 45.4 0.169
2018 42.7 0.166
2019 39.8 0.163
2020 36.8 0.160
2021 33.6 0.157
2022 30.4 0.153
2023 26.9 0.150
2024 23.4 0.146
2025 19.6 0.143
2026 15.6 0.139
2027 11.4 0.135
2028 7.0 0.131
2029 2.2 0.126
2030 357.1 0.122


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



 
 


wds13310-3924b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic