03481+2409 COU 80

 
 
03h 48m 07.11s +24° 08' 31.6" P.A. 80.00 sep 0.5 mag 9.60,10.50 Sp F6V
 
 
Coord 2000 03481+2409 Discov num COU  80 Comp Coord arcsec 2000 03 48 07.11 +24 08 31.6
Date first 1966 Date last 2019 Obs 16
Pa first 109 Pa last 80.3 P.A. Now (θ) 80.3°
Sep first 0.5 Sep last 0.51 Sep. Now (ρ) 0.51"
Mag pri 9.60 Mag sec 10.50 delta mag (ΔM) 0.9 Spectral class F6V (yellow-white)
Pri motion ra +018 Sec motion ra
Pri motion dec -044 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Taurus Gaia DR2 66713044111973376
 
 
ORBITAL ELEMENTS
 
 
Period (P)587.5y± 143.4 Periastron (T)2029.3y± 3.7 Semi-major axis (a)0.984a± 0.165
Eccentricity (e)0.477± 0.063 Inclination (i)107.8°± 0.8 Longitude of periastron (ω)36.9°± 6.7
Node (Ω)87.7°± 0.8 Notesn ReferenceBAE2021
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 92.6 0.569
2001 92.1 0.569
2002 91.6 0.568
2003 91.1 0.566
2004 90.6 0.565
2005 90.1 0.563
2006 89.6 0.561
2007 89.1 0.558
2008 88.6 0.556
2009 88.1 0.553
2010 87.5 0.549
2011 87.0 0.545
2012 86.5 0.541
2013 85.9 0.537
2014 85.4 0.532
2015 84.8 0.528
2016 84.2 0.522
2017 83.6 0.517
2018 83.0 0.511
2019 82.4 0.504
2020 81.8 0.498
2021 81.1 0.491
2022 80.4 0.484
2023 79.7 0.476
2024 79.0 0.468
2025 78.3 0.460
2026 77.5 0.452
2027 76.7 0.443
2028 75.9 0.434
2029 75.0 0.425
2030 74.1 0.416


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



 
 


wds03481%2B2409a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic