03023+1820 A 2414

 
 
03h 02m 15.57s +18° 19' 45.0" P.A. 68.00 sep 0.5 mag 10.54,10.41 Sp G5 dist. 93.72 pc (305.71 l.y.)
 
 
Coord 2000 03023+1820 Discov num A  2414 Comp Coord arcsec 2000 03 02 15.57 +18 19 45.0
Date first 1910 Date last 2013 Obs 26
Pa first 311 Pa last 68.3 P.A. Now (θ) 68.3°
Sep first 0.2 Sep last 0.525 Sep. Now (ρ) 0.525"
Mag pri 10.54 Mag sec 10.41 delta mag (ΔM) 0.13 Spectral class G5 (yellow)
Pri motion ra +113 Sec motion ra +113
Pri motion dec -066 Sec motion dec -066
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aries HIP 14132 Tycho2 1228-01100-1 Gaia DR2 35694167527007488
ADS 2301 BD BD+17 477 Distance 93.72 Distance ly 305.71
 
 
ORBITAL ELEMENTS
 
 
Period (P)256y Periastron (T)1906y Semi-major axis (a)0.432a
Eccentricity (e)0.3 Inclination (i)53° Longitude of periastron (ω)269°
Node (Ω)22.7° Notesn ReferenceHei1997
Equinox2000 Last observation Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 70.2 0.382
2001 71.2 0.380
2002 72.3 0.378
2003 73.3 0.377
2004 74.4 0.375
2005 75.5 0.373
2006 76.6 0.371
2007 77.7 0.369
2008 78.8 0.367
2009 79.9 0.365
2010 81.0 0.363
2011 82.2 0.362
2012 83.3 0.360
2013 84.5 0.358
2014 85.7 0.357
2015 86.9 0.355
2016 88.1 0.354
2017 89.3 0.352
2018 90.5 0.351
2019 91.7 0.349
2020 93.0 0.348
2021 94.2 0.347
2022 95.5 0.346
2023 96.7 0.345
2024 98.0 0.344
2025 99.3 0.343
2026 100.6 0.342
2027 101.9 0.341
2028 103.2 0.340
2029 104.5 0.340
2030 105.8 0.339


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


 
  


wds03023%2B1820a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic