09495-1033 A 1344

 
 
09h 49m 27.75s -10° 33' 07.5" P.A. 273.00 sep 0.2 mag 9.90,10.10 Sp F8
 
 
Coord 2000 09495-1033 Discov num A  1344 Comp Coord arcsec 2000 09 49 27.75 -10 33 07.5
Date first 1906 Date last 2020 Obs 18
Pa first 180 Pa last 272.5 P.A. Now (θ) 272.5°
Sep first 0.3 Sep last 0.238 Sep. Now (ρ) 0.238"
Mag pri 9.90 Mag sec 10.10 delta mag (ΔM) 0.2 Spectral class F8 (yellow-white)
Pri motion ra -082 Sec motion ra
Pri motion dec +041 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sextans Tycho2 5478-00748-1 ADS 7527
 
 
ORBITAL ELEMENTS
 
 
Period (P)260.75y± 25.54 Periastron (T)1991.89y± 1.16 Semi-major axis (a)0.355a± 0.009
Eccentricity (e)0.781± 0.03 Inclination (i)116.2°± 2.6 Longitude of periastron (ω)90.9°± 1.8
Node (Ω)119.5°± 2.4 Notes ReferenceTok2015c
Equinox2000 Last observation2014 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 298.2 0.142
2001 296.0 0.152
2002 294.0 0.161
2003 292.3 0.169
2004 290.6 0.176
2005 289.2 0.182
2006 287.8 0.189
2007 286.5 0.194
2008 285.2 0.199
2009 284.0 0.204
2010 282.9 0.209
2011 281.8 0.213
2012 280.8 0.217
2013 279.8 0.221
2014 278.8 0.224
2015 277.9 0.227
2016 277.0 0.230
2017 276.1 0.233
2018 275.2 0.236
2019 274.4 0.238
2020 273.5 0.241
2021 272.7 0.243
2022 271.9 0.245
2023 271.1 0.247
2024 270.3 0.249
2025 269.6 0.251
2026 268.8 0.252
2027 268.0 0.254
2028 267.3 0.256
2029 266.6 0.257
2030 265.9 0.258


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



 
 


wds09495-1033b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic