08033+5251 HDS 1149
08h 03m 19.66s +52° 50' 36.0" P.A. 218.00 sep 0.3 mag 12.03,12.34 Sp M: dist. 31.38 pc (102.36 l.y.)
| Coord 2000 |
08033+5251 |
|
Discov num |
HDS1149 |
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Comp |
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Coord arcsec 2000 |
08 03 19.66 +52 50 36.0 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
17 |
|
| Pa first |
213 |
|
Pa last |
218.2 |
|
P.A. Now (θ) |
124.3° |
|
| Sep first |
0.3 |
|
Sep last |
0.287 |
|
Sep. Now (ρ) |
0.154" |
|
| Mag pri |
12.03 |
|
Mag sec |
12.34 |
|
delta mag (ΔM) |
0.31 |
|
Spectral class |
M: (red) |
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| Pri motion ra |
+363 |
|
Sec motion ra |
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| Pri motion dec |
-677 |
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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
| Constellation |
Lynx |
|
HIP |
39402 |
|
Distance |
31.38 |
|
Distance ly |
102.36 |
|
ORBITAL ELEMENTS
| Period (P) | 12.95y | ± 0.05 |
Periastron (T) | 2011.68y | ± 0.031 |
Semi-major axis (a) | 0.1977a | ± 0.0016 |
| Eccentricity (e) | 0.551 | ± 0.006 |
Inclination (i) | 145.2° | ± 1.2 |
Longitude of periastron (ω) | 61.3° | ± 1.8 |
| Node (Ω) | 80.4° | ± 1.9 |
Notes | n | |
Reference | Bag2010 | |
| Equinox | 2000 | |
Last observation | 2009 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
277.6 |
0.146 |
| 2001 |
253.4 |
0.206 |
| 2002 |
238.7 |
0.242 |
| 2003 |
227.0 |
0.262 |
| 2004 |
216.5 |
0.269 |
| 2005 |
206.2 |
0.267 |
| 2006 |
195.4 |
0.257 |
| 2007 |
183.4 |
0.240 |
| 2008 |
169.1 |
0.217 |
| 2009 |
151.0 |
0.189 |
| 2010 |
125.9 |
0.156 |
| 2011 |
84.4 |
0.112 |
| 2012 |
342.5 |
0.078 |
| 2013 |
275.9 |
0.150 |
| 2014 |
252.6 |
0.208 |
| 2015 |
238.0 |
0.243 |
| 2016 |
226.5 |
0.262 |
| 2017 |
216.0 |
0.269 |
| 2018 |
205.7 |
0.267 |
| 2019 |
194.9 |
0.256 |
| 2020 |
182.7 |
0.238 |
| 2021 |
168.3 |
0.215 |
| 2022 |
149.9 |
0.187 |
| 2023 |
124.3 |
0.154 |
| 2024 |
81.3 |
0.110 |
| 2025 |
336.6 |
0.080 |
| 2026 |
274.3 |
0.153 |
| 2027 |
251.7 |
0.210 |
| 2028 |
237.4 |
0.245 |
| 2029 |
226.0 |
0.263 |
| 2030 |
215.5 |
0.269 |
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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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