10112-3245 HDS 1469 (HD 88429)

10h 11m 09.93s -32° 45' 13.9" P.A. 165.00 sep 0.0 mag 8.59,10.63 Sp G1V dist. 86.58 pc (282.42 l.y.)

Coord 2000 10112-3245 Discov num HDS1469 Comp Coord arcsec 2000 10 11 09.93 -32 45 13.9
Date first 1991 Date last 2021 Obs 14
Pa first 79 Pa last 165.4 P.A. Now (θ) 165.4°
Sep first 0.1 Sep last 0.048 Sep. Now (ρ) 0.048"
Mag pri 8.59 Mag sec 10.63 delta mag (ΔM) 2.04 Spectral class G1V (yellow)
Pri motion ra -141 Sec motion ra
Pri motion dec +011 Sec motion dec
Notes O (Orbital solution)




This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 88429 Constellation Antlia SAO 201136 HIP 49883
Tycho2 7174-00772-1 Gaia DR2 5459266723029381248 HD 88429 CD CD-32 7125
CP CP-32 2835 Distance 86.58 Distance ly 282.42




ORBITAL ELEMENTS

Period (P)30.54y± 3.92 Periastron (T)2015.323y± 0.474 Semi-major axis (a)0.1482a± 0.0235
Eccentricity (e)0.636 Inclination (i)134.8°± 15.6 Longitude of periastron (ω)156°± 17.6
Node (Ω)206.9°± 11.2 Notes ReferenceTok2016e
Equinox2000 Last observation Grade4(1=Definitive, 9=Indet.)

label theta rho
2000 224.5 0.232
2001 221.9 0.234
2002 219.3 0.234
2003 216.7 0.233
2004 214.1 0.229
2005 211.3 0.223
2006 208.4 0.215
2007 205.2 0.205
2008 201.7 0.192
2009 197.5 0.177
2010 192.5 0.158
2011 185.9 0.135
2012 176.4 0.109
2013 160.3 0.080
2014 125.9 0.052
2015 62.8 0.048
2016 13.2 0.059
2017 336.3 0.065
2018 307.7 0.076
2019 287.6 0.093
2020 273.9 0.111
2021 264.0 0.129
2022 256.5 0.146
2023 250.6 0.162
2024 245.7 0.177
2025 241.5 0.190
2026 237.8 0.201
2027 234.5 0.211
2028 231.4 0.219
2029 228.6 0.225
2030 225.9 0.230


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



 
 


wds10112-3245a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic