02090+3540 COU 1067 (HD 13102)
02h 09m 02.07s +35° 40' 29.5" P.A. 42.00 sep 0.1 mag 8.94,9.44 Sp F5 dist. 186.92 pc (609.73 l.y.)
Coord 2000 |
02090+3540 |
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Discov num |
COU1067 |
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Comp |
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Coord arcsec 2000 |
02 09 02.07 +35 40 29.5 |
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Date first |
1973 |
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Date last |
2013 |
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Obs |
41 |
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Pa first |
34 |
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Pa last |
42.3 |
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P.A. Now (θ) |
42.3° |
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Sep first |
0.2 |
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Sep last |
0.127 |
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Sep. Now (ρ) |
0.127" |
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Mag pri |
8.94 |
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Mag sec |
9.44 |
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delta mag (ΔM) |
0.5 |
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Spectral class |
F5 (yellow-white) |
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Pri motion ra |
+092 |
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Sec motion ra |
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Pri motion dec |
-058 |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 13102 |
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Constellation |
Triangulum |
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SAO |
55302 |
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HIP |
10022 |
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Tycho2 |
2321-00933-1 |
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Gaia DR2 |
329653896907895936 |
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HD |
13102 |
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BD |
BD+34 379 |
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Distance |
186.92 |
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Distance ly |
609.73 |
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ORBITAL ELEMENTS
Period (P) | 133.9y | ± 9.4 |
Periastron (T) | 1980.5y | ± 0.3 |
Semi-major axis (a) | 0.239a | ± 0.011 |
Eccentricity (e) | 0.554 | ± 0.015 |
Inclination (i) | 77.2° | ± 0.2 |
Longitude of periastron (ω) | 271.2° | ± 3.4 |
Node (Ω) | 20.2° | ± 0.2 |
Notes | | |
Reference | BAE2021 | |
Equinox | | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
27.4 |
0.197 |
2001 |
28.1 |
0.198 |
2002 |
28.8 |
0.198 |
2003 |
29.6 |
0.198 |
2004 |
30.3 |
0.198 |
2005 |
31.0 |
0.197 |
2006 |
31.7 |
0.196 |
2007 |
32.5 |
0.195 |
2008 |
33.2 |
0.193 |
2009 |
34.0 |
0.192 |
2010 |
34.8 |
0.189 |
2011 |
35.6 |
0.187 |
2012 |
36.4 |
0.185 |
2013 |
37.2 |
0.182 |
2014 |
38.1 |
0.179 |
2015 |
39.0 |
0.176 |
2016 |
39.9 |
0.173 |
2017 |
40.9 |
0.170 |
2018 |
41.9 |
0.166 |
2019 |
43.0 |
0.163 |
2020 |
44.0 |
0.159 |
2021 |
45.2 |
0.155 |
2022 |
46.4 |
0.152 |
2023 |
47.7 |
0.148 |
2024 |
49.0 |
0.144 |
2025 |
50.4 |
0.140 |
2026 |
51.9 |
0.136 |
2027 |
53.4 |
0.132 |
2028 |
55.1 |
0.129 |
2029 |
56.9 |
0.125 |
2030 |
58.8 |
0.121 |
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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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