03590+0947 HU 27 (HD 25034)

 
 
03h 59m 00.32s +09° 46' 54.0" P.A. 331.00 sep 0.4 mag 8.96,9.05 Sp G0 dist. 76.16 pc (248.43 l.y.)
 
 
Coord 2000 03590+0947 Discov num HU   27 Comp Coord arcsec 2000 03 59 00.32 +09 46 54.0
Date first 1899 Date last 2019 Obs 68
Pa first 211 Pa last 330.9 P.A. Now (θ) 330.9°
Sep first 0.6 Sep last 0.44 Sep. Now (ρ) 0.44"
Mag pri 8.96 Mag sec 9.05 delta mag (ΔM) 0.09 Spectral class G0 (yellow)
Pri motion ra +095 Sec motion ra +095
Pri motion dec -050 Sec motion dec -050
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 25034 Constellation Taurus SAO 111540 HIP 18618
Tycho2 0659-00175-1 Gaia DR2 3302095415513366016 HD 25034 ADS 2911
BD BD+09 523 Distance 76.16 Distance ly 248.43
 
 
ORBITAL ELEMENTS
 
 
Period (P)276y Periastron (T)2083y Semi-major axis (a)0.809a
Eccentricity (e)0.673 Inclination (i)77.7° Longitude of periastron (ω)261.6°
Node (Ω)184.1° Notesn ReferenceHrt2010a
Equinox2000 Last observation2008 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 319.5 0.355
2001 320.5 0.359
2002 321.6 0.363
2003 322.6 0.368
2004 323.5 0.373
2005 324.5 0.377
2006 325.4 0.382
2007 326.3 0.386
2008 327.2 0.391
2009 328.1 0.396
2010 328.9 0.401
2011 329.8 0.405
2012 330.6 0.410
2013 331.4 0.415
2014 332.1 0.420
2015 332.9 0.424
2016 333.6 0.429
2017 334.4 0.434
2018 335.1 0.439
2019 335.8 0.443
2020 336.4 0.448
2021 337.1 0.452
2022 337.8 0.457
2023 338.4 0.461
2024 339.0 0.466
2025 339.6 0.470
2026 340.2 0.474
2027 340.8 0.478
2028 341.4 0.482
2029 342.0 0.486
2030 342.6 0.490


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



 
 


wds03590%2B0947a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic