03005+3934 A 1530 (HD 18567)

 
 
03h 00m 31.19s +39° 34' 21.3" P.A. 76.00 sep 0.3 mag 9.29,10.11 Sp F0 dist. 193.42 pc (630.94 l.y.)
 
 
Coord 2000 03005+3934 Discov num A  1530 Comp Coord arcsec 2000 03 00 31.19 +39 34 21.3
Date first 1907 Date last 2008 Obs 20
Pa first 263 Pa last 76.4 P.A. Now (θ) 76.4°
Sep first 0.4 Sep last 0.274 Sep. Now (ρ) 0.274"
Mag pri 9.29 Mag sec 10.11 delta mag (ΔM) 0.82 Spectral class F0 (yellow-white)
Pri motion ra +010 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 18567 Constellation Perseus SAO 56079 HIP 14020
Tycho2 2851-00260-1 Gaia DR2 143613192302150528 HD 18567 ADS 2273
BD BD+38 609 Distance 193.42 Distance ly 630.94
 
 
ORBITAL ELEMENTS
 
 
Period (P)127.8y± 7.2 Periastron (T)2020.7y± 3.5 Semi-major axis (a)0.4924a± 0.0038
Eccentricity (e)0.739± 0.053 Inclination (i)83.14°± 1.08 Longitude of periastron (ω)78.72°± 1.59
Node (Ω)79.31°± 1.7 Notes ReferenceHrt2011a
Equinox2000 Last observation2008 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 64.8 0.240
2001 65.7 0.246
2002 66.6 0.251
2003 67.5 0.256
2004 68.3 0.260
2005 69.1 0.264
2006 69.9 0.267
2007 70.6 0.269
2008 71.4 0.270
2009 72.1 0.270
2010 72.9 0.269
2011 73.7 0.266
2012 74.4 0.262
2013 75.3 0.255
2014 76.1 0.246
2015 77.1 0.233
2016 78.2 0.215
2017 79.5 0.192
2018 81.3 0.160
2019 84.1 0.119
2020 90.8 0.068
2021 146.0 0.017
2022 243.7 0.057
2023 252.3 0.111
2024 255.4 0.158
2025 257.2 0.198
2026 258.4 0.232
2027 259.3 0.260
2028 260.0 0.284
2029 260.6 0.305
2030 261.2 0.323


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



 
 


wds03005%2B3934a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic