09264-4215 B  1122

 
 
09H 26M 24.58S -42 15' 04.2" P.A. 239.5 SEP 0.16 MAG 8.05,7.17 SP A0 DIST. 321.54 PC (1048.86 L.Y.)
 
 
Coord 2000
09264-4215
Discov num
B  1122
Comp
Coord arcsec 2000
09 26 24.58 -42 15 04.2
Date first
1928
Date last
2014
Obs
24
Pa first
160
Pa last
235
P.A. Now (θ)
239.5°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.16"
Mag pri
8.05
Mag sec
7.17
delta mag (ΔM)
0.88
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Vela
SAO
221166
HIP
46290
Tycho2
7699-00689-1
HD
81782
CD
CD-41 5091
CP
CP-41 3702
Distance
321.54
Distance ly
1048.86
last precise pa
235.1
last precise sep
0.155
 
 
ORBITAL ELEMENTS
 
 
Period (P)316y Periastron (T)2206y Semi-major axis (a)0.23a
Eccentricity (e)0.23 Inclination (i)54° Longitude of periastron (ω)291°
Node (Ω)153° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2013
label rho theta
2000 0.167 217.7
2001 0.167 218.9
2002 0.166 220.1
2003 0.166 221.4
2004 0.165 222.6
2005 0.165 223.9
2006 0.164 225.2
2007 0.164 226.5
2008 0.164 227.8
2009 0.163 229.0
2010 0.163 230.3
2011 0.163 231.6
2012 0.163 232.9
2013 0.163 234.2
2014 0.163 235.5
2015 0.162 236.9
2016 0.163 238.2
2017 0.163 239.5
2018 0.163 240.8
2019 0.163 242.1
2020 0.163 243.4
2021 0.163 244.7
2022 0.164 245.9
2023 0.164 247.2
2024 0.164 248.5
2025 0.165 249.8
2026 0.165 251.0
2027 0.166 252.3
2028 0.166 253.5
2029 0.167 254.8
2030 0.168 256.0

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic