07080+3552 COU 2063 (HD 53816)
07h 08m 02.76s +35° 51' 41.9" P.A. 171.00 sep 0.2 mag 9.51,9.34 Sp F8 dist. 86.58 pc (282.42 l.y.)
| Coord 2000 |
07080+3552 |
|
Discov num |
COU2063 |
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Comp |
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Coord arcsec 2000 |
07 08 02.76 +35 51 41.9 |
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| Date first |
1982 |
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Date last |
2012 |
|
Obs |
15 |
|
| Pa first |
3 |
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Pa last |
170.9 |
|
P.A. Now (θ) |
237.3° |
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| Sep first |
0.3 |
|
Sep last |
0.187 |
|
Sep. Now (ρ) |
0.031" |
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| Mag pri |
9.51 |
|
Mag sec |
9.34 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
F8 (yellow-white) |
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| Pri motion ra |
-047 |
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Sec motion ra |
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| Pri motion dec |
-063 |
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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 53816 |
|
Constellation |
Auriga |
|
SAO |
59801 |
|
HIP |
34411 |
|
| Tycho2 |
2450-01270-1 |
|
Gaia DR2 |
945758777902539648 |
|
HD |
53816 |
|
BD |
BD+36 1567 |
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| Distance |
86.58 |
|
Distance ly |
282.42 |
|
ORBITAL ELEMENTS
| Period (P) | 62.087y | ± 0.932 |
Periastron (T) | 2020.093y | ± 0.682 |
Semi-major axis (a) | 0.2265a | ± 0.0051 |
| Eccentricity (e) | 0.264 | ± 0.101 |
Inclination (i) | 80.7° | ± 1.5 |
Longitude of periastron (ω) | 56° | ± 32.5 |
| Node (Ω) | 173.4° | ± 2.3 |
Notes | | |
Reference | Cve2017b | |
| Equinox | 2000 | |
Last observation | 2012 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
118.7 |
0.052 |
| 2001 |
132.9 |
0.063 |
| 2002 |
142.4 |
0.077 |
| 2003 |
148.9 |
0.092 |
| 2004 |
153.7 |
0.107 |
| 2005 |
157.2 |
0.121 |
| 2006 |
160.1 |
0.135 |
| 2007 |
162.4 |
0.148 |
| 2008 |
164.3 |
0.160 |
| 2009 |
166.0 |
0.170 |
| 2010 |
167.6 |
0.178 |
| 2011 |
169.0 |
0.184 |
| 2012 |
170.3 |
0.187 |
| 2013 |
171.7 |
0.188 |
| 2014 |
173.0 |
0.185 |
| 2015 |
174.4 |
0.179 |
| 2016 |
175.9 |
0.170 |
| 2017 |
177.7 |
0.157 |
| 2018 |
179.8 |
0.140 |
| 2019 |
182.5 |
0.120 |
| 2020 |
186.4 |
0.098 |
| 2021 |
192.8 |
0.074 |
| 2022 |
205.5 |
0.050 |
| 2023 |
237.3 |
0.031 |
| 2024 |
292.1 |
0.032 |
| 2025 |
320.9 |
0.052 |
| 2026 |
332.5 |
0.077 |
| 2027 |
338.4 |
0.101 |
| 2028 |
342.1 |
0.125 |
| 2029 |
344.6 |
0.147 |
| 2030 |
346.5 |
0.167 |
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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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