08538-4731 FIN 316 (HD 76360)

 
 
08h 53m 50.60s -47° 31' 14.6" P.A. 90.00 sep 0.1 mag 6.10,6.10 Sp A9IV-V dist. 77.28 pc (252.09 l.y.)
 
 
Coord 2000 08538-4731 Discov num FIN 316 Comp Coord arcsec 2000 08 53 50.60 -47 31 14.6
Date first 1951 Date last 2020 Obs 31
Pa first 138 Pa last 90.2 P.A. Now (θ) 290.8°
Sep first 0.1 Sep last 0.087 Sep. Now (ρ) 0.069"
Mag pri 6.10 Mag sec 6.10 delta mag (ΔM) 0 Spectral class A9IV-V (white)
Pri motion ra -001 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 76360 Constellation Vela SAO 220636 HIP 43671
Tycho2 8156-03114-1 Gaia DR2 5328773728119316480 HD 76360 HR 3551
GC 12314 CD CD-47 4480 CP CP-47 2886 Distance 77.28
Distance ly 252.09
 
 
ORBITAL ELEMENTS
 
 
Period (P)7.209y± 0.004 Periastron (T)2007.601y± 0.009 Semi-major axis (a)0.0781a± 0.0003
Eccentricity (e)0.253± 0.002 Inclination (i)11.1°± 1.6 Longitude of periastron (ω)106.8°± 8.7
Node (Ω)108.5°± 8.8 Notesn ReferenceTok2015c
Equinox2000 Last observation2014 Grade1(1=Definitive, 9=Indet.)
label theta rho
2000 181.8 0.059
2001 265.7 0.063
2002 324.0 0.079
2003 3.3 0.092
2004 35.7 0.096
2005 67.8 0.092
2006 106.5 0.080
2007 165.3 0.062
2008 249.6 0.060
2009 313.9 0.076
2010 356.0 0.090
2011 29.2 0.096
2012 60.8 0.094
2013 97.3 0.083
2014 150.4 0.065
2015 232.2 0.058
2016 302.9 0.072
2017 348.2 0.087
2018 22.5 0.095
2019 54.0 0.095
2020 88.9 0.086
2021 137.0 0.069
2022 213.9 0.057
2023 290.8 0.069
2024 340.0 0.085
2025 15.8 0.094
2026 47.4 0.096
2027 80.9 0.089
2028 125.0 0.073
2029 195.7 0.058
2030 277.3 0.065


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



 
 


wds08538-4731a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic