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 |
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Discov num |
A 1627 |
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Comp |
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Coord arcsec 2000 |
14 55 46.57 +39 38 54.3 |
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Date first |
1907 |
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Date last |
2016 |
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Obs |
40 |
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Pa first |
183 |
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Pa last |
199.7 |
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P.A. Now (θ) |
207.9° |
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Sep first |
0.2 |
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Sep last |
0.214 |
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Sep. Now (ρ) |
0.234" |
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Mag pri |
8.80 |
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Mag sec |
8.80 |
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delta mag (ΔM) |
0 |
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Spectral class |
F0 (yellow-white) |
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Pri motion ra |
-020 |
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Sec motion ra |
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Pri motion dec |
+026 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 132027 |
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Constellation |
Bootes |
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SAO |
64407 |
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HIP |
73053 |
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Tycho2 |
3044-00592-1 |
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Gaia DR2 |
1296401179258200960 |
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HD |
132027 |
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ADS |
9441 |
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BD |
BD+40 2829 |
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Distance |
104.82 |
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Distance ly |
341.92 |
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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° | |
Notes | n | |
Reference | Baz1993a | |
Equinox | | |
Last observation | 1990 | |
Grade | 3 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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