05590-0740 HDS 809

 
 
05h 58m 59.62s -07° 40' 03.2" P.A. 196.00 sep 0.3 mag 13.41,13.91 dist. 175.75 pc (573.3 l.y.)
 
 
Coord 2000 05590-0740 Discov num HDS 809 Comp Coord arcsec 2000 05 58 59.62 -07 40 03.2
Date first 1991 Date last 2020 Obs 8
Pa first 35 Pa last 195.5 P.A. Now (θ) 195.5°
Sep first 0.5 Sep last 0.326 Sep. Now (ρ) 0.326"
Mag pri 13.41 Mag sec 13.91 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -064 Sec motion ra
Pri motion dec +164 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Monoceros HIP 28319 Gaia DR2 3017933125008241024 Distance 175.75
Distance ly 573.3
 
 
ORBITAL ELEMENTS
 
 
Period (P)100y Periastron (T)2016.13y Semi-major axis (a)0.457a
Eccentricity (e)0.314 Inclination (i)31.5° Longitude of periastron (ω)129.9°
Node (Ω)29.9° Notes ReferenceTok2018c
Equinox Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 61.6 0.401
2001 65.6 0.388
2002 69.8 0.374
2003 74.3 0.361
2004 79.1 0.348
2005 84.3 0.335
2006 90.0 0.323
2007 96.0 0.311
2008 102.5 0.301
2009 109.4 0.292
2010 116.7 0.285
2011 124.4 0.280
2012 132.2 0.277
2013 140.1 0.277
2014 148.0 0.278
2015 155.8 0.282
2016 163.4 0.286
2017 170.6 0.293
2018 177.6 0.300
2019 184.2 0.308
2020 190.4 0.316
2021 196.4 0.324
2022 202.1 0.332
2023 207.5 0.339
2024 212.6 0.347
2025 217.6 0.354
2026 222.4 0.360
2027 227.0 0.366
2028 231.5 0.372
2029 235.8 0.377
2030 240.0 0.382


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



 
 


wds05590-0740a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic