14558+3939 A 1627 (HD 132027)

 
 
14h 55m 46.57s +39° 38' 54.3" P.A. 200.00 sep 0.2 mag 8.80,8.80 Sp F0 dist. 104.82 pc (341.92 l.y.)
 
 
Coord 2000 14558+3939 Discov num A  1627 Comp Coord arcsec 2000 14 55 46.57 +39 38 54.3
Date first 1907 Date last 2016 Obs 40
Pa first 183 Pa last 199.7 P.A. Now (θ) 207.9°
Sep first 0.2 Sep last 0.214 Sep. Now (ρ) 0.234"
Mag pri 8.80 Mag sec 8.80 delta mag (ΔM) 0 Spectral class F0 (yellow-white)
Pri motion ra -020 Sec motion ra
Pri motion dec +026 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 132027 Constellation Bootes SAO 64407 HIP 73053
Tycho2 3044-00592-1 Gaia DR2 1296401179258200960 HD 132027 ADS 9441
BD BD+40 2829 Distance 104.82 Distance ly 341.92
 
 
ORBITAL ELEMENTS
 
 
Period (P)101.25y Periastron (T)1954.52y Semi-major axis (a)0.23a
Eccentricity (e)0.05 Inclination (i)61.8° Longitude of periastron (ω)309.7°
Node (Ω)24° Notesn ReferenceBaz1993a
Equinox Last observation1990 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 156.1 0.141
2001 160.3 0.148
2002 164.2 0.155
2003 167.7 0.162
2004 171.0 0.169
2005 173.9 0.176
2006 176.7 0.183
2007 179.2 0.190
2008 181.6 0.197
2009 183.8 0.203
2010 185.9 0.209
2011 187.9 0.214
2012 189.8 0.219
2013 191.6 0.223
2014 193.4 0.227
2015 195.1 0.230
2016 196.7 0.233
2017 198.4 0.235
2018 200.0 0.236
2019 201.5 0.237
2020 203.1 0.237
2021 204.7 0.237
2022 206.3 0.236
2023 207.9 0.234
2024 209.5 0.231
2025 211.2 0.228
2026 213.0 0.224
2027 214.8 0.220
2028 216.6 0.215
2029 218.6 0.210
2030 220.7 0.204


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



 
 


wds14558%2B3939a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic