09243-3926 FIN 348

 
 
09H 24M 16.28S -39 25' 31.6" P.A. 239.6 SEP 0.12 MAG 6.70,7.07 SP A7V: DIST. 149.03 PC (486.14 L.Y.)
 
 
Coord 2000
09243-3926
Discov num
FIN 348
Comp
Coord arcsec 2000
09 24 16.28 -39 25 31.6
Date first
1959
Date last
2014
Obs
17
Pa first
306
Pa last
255
P.A. Now (θ)
239.6°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.12"
Mag pri
6.70
Mag sec
7.07
delta mag (ΔM)
0.37
Spectral class
A7V: (white)
Pri motion ra
+017
Sec motion ra
Pri motion dec
-024
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Vela
SAO
200330
HIP
46114
Tycho2
7695-00585-1
HD
81411
HR
3737
CD
CD-38 5541
CP
CP-38 3294
Distance
149.03
Distance ly
486.14
last precise pa
254.6
last precise sep
0.147
 
 
ORBITAL ELEMENTS
 
 
Period (P)39.73y± 0.75 Periastron (T)1983.43y± 0.56 Semi-major axis (a)0.126a± 0.002
Eccentricity (e)0.529± 0.018 Inclination (i)147.4°± 2.4 Longitude of periastron (ω)300.8°± 2.9
Node (Ω)61.5°± 4.2 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2013
label rho theta
2000 0.163 308.3
2001 0.166 304.5
2002 0.168 300.8
2003 0.170 297.3
2004 0.172 293.7
2005 0.173 290.3
2006 0.173 286.8
2007 0.173 283.4
2008 0.172 279.9
2009 0.170 276.4
2010 0.167 272.8
2011 0.164 269.0
2012 0.160 265.1
2013 0.154 261.0
2014 0.148 256.5
2015 0.141 251.5
2016 0.132 246.0
2017 0.121 239.6
2018 0.109 231.9
2019 0.096 222.1
2020 0.081 208.9
2021 0.066 189.6
2022 0.054 160.2
2023 0.052 122.2
2024 0.059 88.3
2025 0.070 63.6
2026 0.081 45.5
2027 0.090 31.3
2028 0.098 19.5
2029 0.105 9.6
2030 0.112 0.9

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