14047-7204 HDS 1975 (HD 122341)

14h 04m 41.22s -72° 04' 10.6" P.A. 55.00 sep 0.1 mag 8.40,9.03 Sp G0V dist. 89.53 pc (292.05 l.y.)

Coord 2000 14047-7204 Discov num HDS1975 Comp Coord arcsec 2000 14 04 41.22 -72 04 10.6
Date first 1991 Date last 2021 Obs 8
Pa first 34 Pa last 55.1 P.A. Now (θ) 55.1°
Sep first 0.1 Sep last 0.128 Sep. Now (ρ) 0.128"
Mag pri 8.40 Mag sec 9.03 delta mag (ΔM) 0.63 Spectral class G0V (yellow)
Pri motion ra +052 Sec motion ra
Pri motion dec -017 Sec motion dec
Notes O (Orbital solution)




This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 122341 Constellation Apus SAO 257111 HIP 68779
Tycho2 9252-00153-1 Gaia DR2 5797645206059352320 HD 122341 CP CP-71 1547
Distance 89.53 Distance ly 292.05




ORBITAL ELEMENTS

Period (P)28.214y Periastron (T)2017.408y Semi-major axis (a)0.137a
Eccentricity (e)0.093 Inclination (i) Longitude of periastron (ω)356.4°
Node (Ω) Notesn ReferenceTok2018e
Equinox2000 Last observation2018 Grade4(1=Definitive, 9=Indet.)

label theta rho
2000 140.8 0.147
2001 151.8 0.148
2002 162.5 0.149
2003 173.2 0.150
2004 183.8 0.150
2005 194.5 0.149
2006 205.3 0.148
2007 216.4 0.146
2008 227.7 0.144
2009 239.3 0.142
2010 251.4 0.139
2011 264.0 0.136
2012 277.1 0.134
2013 290.7 0.131
2014 304.9 0.128
2015 319.6 0.126
2016 334.7 0.125
2017 350.1 0.124
2018 5.5 0.124
2019 20.9 0.125
2020 35.9 0.127
2021 50.5 0.129
2022 64.6 0.131
2023 78.2 0.134
2024 91.2 0.137
2025 103.6 0.140
2026 115.6 0.142
2027 127.2 0.145
2028 138.5 0.147
2029 149.5 0.148
2030 160.2 0.149


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



 
 


wds14047-7204a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic