00205+4531 A 647 (HD 1614)

 
 
00h 20m 33.00s +45 30' 32.2" P.A. 96.00 sep 0.7 mag 7.17,9.56 Sp F5 dist. 114.03 pc (371.97 l.y.)
 
 
Coord 2000 00205+4531 Discov num A   647 Comp Coord arcsec 2000 00 20 33.00 +45 30 32.2
Date first 1904 Date last 2014 Obs 41
Pa first 216 Pa last 96.3 P.A. Now (θ) 96.3°
Sep first 0.7 Sep last 0.683 Sep. Now (ρ) 0.683"
Mag pri 7.17 Mag sec 9.56 delta mag (ΔM) 2.39 Spectral class F5 (yellow-white)
Pri motion ra +064 Sec motion ra +064
Pri motion dec -018 Sec motion dec -018
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 1614 Constellation Andromeda SAO 36280 HIP 1642
Tycho2 3247-00013-1 Gaia DR2 391885121171018624 HD 1614 GC 411
ADS 277 BD BD+44 62 Distance 114.03 Distance ly 371.97
 
 
ORBITAL ELEMENTS
 
 
Period (P)372.7y Periastron (T)1876.01y Semi-major axis (a)0.947a
Eccentricity (e)0.292 Inclination (i)122° Longitude of periastron (ω)136.8°
Node (Ω)39.4° Notes ReferencePru2008
Equinox2000 Last observation2006 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 110.2 0.625
2001 109.1 0.630
2002 108.0 0.634
2003 106.9 0.639
2004 105.8 0.644
2005 104.8 0.649
2006 103.8 0.655
2007 102.7 0.660
2008 101.7 0.665
2009 100.8 0.671
2010 99.8 0.677
2011 98.8 0.682
2012 97.9 0.688
2013 97.0 0.694
2014 96.1 0.700
2015 95.2 0.706
2016 94.3 0.712
2017 93.5 0.718
2018 92.6 0.724
2019 91.8 0.730
2020 91.0 0.737
2021 90.2 0.743
2022 89.4 0.749
2023 88.6 0.756
2024 87.8 0.762
2025 87.1 0.768
2026 86.4 0.775
2027 85.6 0.781
2028 84.9 0.788
2029 84.2 0.794
2030 83.5 0.801


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



 
 


wds00205%2B4531d.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic