13417-2915 HDS 1922 (HD 119101)

 
 
13h 41m 43.92s -29° 15' 25.9" P.A. 70.00 sep 0.2 mag 10.25,10.29 Sp G6V dist. 118.34 pc (386.03 l.y.)
 
 
Coord 2000 13417-2915 Discov num HDS1922 Comp Coord arcsec 2000 13 41 43.92 -29 15 25.9
Date first 1991 Date last 2018 Obs 7
Pa first 275 Pa last 70 P.A. Now (θ) 70°
Sep first 0.2 Sep last 0.212 Sep. Now (ρ) 0.212"
Mag pri 10.25 Mag sec 10.29 delta mag (ΔM) 0.04 Spectral class G6V (yellow)
Pri motion ra -057 Sec motion ra
Pri motion dec -025 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 119101 Constellation Hydra SAO 181869 HIP 66818
Tycho2 6727-00187-1 Gaia DR2 6176184480844292736 HD 119101 CD CD-2810206
CP CP-28 4740 Distance 118.34 Distance ly 386.03
 
 
ORBITAL ELEMENTS
 
 
Period (P)88.4y Periastron (T)2003.08y Semi-major axis (a)0.215a
Eccentricity (e)0.56 Inclination (i)110.4° Longitude of periastron (ω)72.7°
Node (Ω)257.2° Notes ReferenceTok2019c
Equinox Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 248.5 0.100
2001 241.9 0.082
2002 231.5 0.063
2003 211.3 0.044
2004 171.3 0.034
2005 129.8 0.042
2006 108.8 0.062
2007 98.2 0.083
2008 91.8 0.103
2009 87.5 0.121
2010 84.2 0.137
2011 81.6 0.152
2012 79.4 0.164
2013 77.5 0.175
2014 75.9 0.185
2015 74.3 0.193
2016 72.9 0.200
2017 71.6 0.205
2018 70.3 0.210
2019 69.1 0.214
2020 68.0 0.217
2021 66.8 0.220
2022 65.7 0.222
2023 64.6 0.223
2024 63.5 0.223
2025 62.4 0.223
2026 61.3 0.223
2027 60.2 0.222
2028 59.1 0.221
2029 58.0 0.219
2030 56.9 0.217


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



 
 


wds13417-2915a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic