03596-1019 HU 29 (HD 25164)

 
 
03h 59m 36.89s -10° 19' 22.3" P.A. 313.00 sep 0.4 mag 8.83,9.30 Sp G0 dist. 130.89 pc (426.96 l.y.)
 
 
Coord 2000 03596-1019 Discov num HU   29 Comp Coord arcsec 2000 03 59 36.89 -10 19 22.3
Date first 1900 Date last 2018 Obs 25
Pa first 312 Pa last 313 P.A. Now (θ) 313°
Sep first 0.4 Sep last 0.404 Sep. Now (ρ) 0.404"
Mag pri 8.83 Mag sec 9.30 delta mag (ΔM) 0.47 Spectral class G0 (yellow)
Pri motion ra +035 Sec motion ra +035
Pri motion dec +028 Sec motion dec +028
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 25164 Constellation Eridanus SAO 149300 HIP 18655
Tycho2 5308-00757-1 HD 25164 ADS 2921 BD BD-10 808
Distance 130.89 Distance ly 426.96
 
 
ORBITAL ELEMENTS
 
 
Period (P)123.98y± 10.85 Periastron (T)1939.63y± 13.9 Semi-major axis (a)0.234a± 0.049
Eccentricity (e)0.879± 0.321 Inclination (i)64.5°± 5.7 Longitude of periastron (ω)349.3°± 6.6
Node (Ω)135.8°± 6 Notesn ReferenceCve2008a
Equinox2000 Last observation1997 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 310.9 0.433
2001 311.0 0.433
2002 311.2 0.434
2003 311.4 0.434
2004 311.6 0.434
2005 311.7 0.434
2006 311.9 0.434
2007 312.1 0.434
2008 312.3 0.433
2009 312.4 0.432
2010 312.6 0.431
2011 312.8 0.430
2012 313.0 0.429
2013 313.1 0.428
2014 313.3 0.426
2015 313.5 0.425
2016 313.7 0.423
2017 313.9 0.421
2018 314.0 0.418
2019 314.2 0.416
2020 314.4 0.413
2021 314.6 0.411
2022 314.8 0.408
2023 315.0 0.404
2024 315.2 0.401
2025 315.4 0.397
2026 315.6 0.394
2027 315.8 0.390
2028 316.1 0.386
2029 316.3 0.381
2030 316.5 0.376


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



 
 


wds03596-1019b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic