01497-1414 HU 422 (HD 11182)
01h 49m 40.24s -14° 13' 56.9" P.A. 22.00 sep 0.3 mag 9.18,9.01 Sp F5V dist. 100.3 pc (327.18 l.y.)
| Coord 2000 |
01497-1414 |
|
Discov num |
HU 422 |
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Comp |
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Coord arcsec 2000 |
01 49 40.24 -14 13 56.9 |
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| Date first |
1901 |
|
Date last |
2017 |
|
Obs |
25 |
|
| Pa first |
26 |
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Pa last |
21.5 |
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P.A. Now (θ) |
16.1° |
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| Sep first |
0.3 |
|
Sep last |
0.331 |
|
Sep. Now (ρ) |
0.334" |
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| Mag pri |
9.18 |
|
Mag sec |
9.01 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
F5V (yellow-white) |
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| Pri motion ra |
+083 |
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Sec motion ra |
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| Pri motion dec |
-062 |
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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 11182 |
|
Constellation |
Cetus |
|
SAO |
148038 |
|
HIP |
8504 |
|
| Tycho2 |
5280-00903-1 |
|
HD |
11182 |
|
ADS |
1451 |
|
BD |
BD-14 337 |
|
| Distance |
100.3 |
|
Distance ly |
327.18 |
|
ORBITAL ELEMENTS
| Period (P) | 116y | |
Periastron (T) | 1949.8y | |
Semi-major axis (a) | 0.264a | |
| Eccentricity (e) | 0.478 | |
Inclination (i) | 120.1° | |
Longitude of periastron (ω) | 130.4° | |
| Node (Ω) | 0° | |
Notes | n | |
Reference | Doc2014a | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
40.3 |
0.257 |
| 2001 |
38.9 |
0.262 |
| 2002 |
37.5 |
0.267 |
| 2003 |
36.2 |
0.272 |
| 2004 |
35.0 |
0.277 |
| 2005 |
33.7 |
0.281 |
| 2006 |
32.6 |
0.286 |
| 2007 |
31.4 |
0.290 |
| 2008 |
30.3 |
0.294 |
| 2009 |
29.2 |
0.298 |
| 2010 |
28.1 |
0.302 |
| 2011 |
27.1 |
0.306 |
| 2012 |
26.1 |
0.310 |
| 2013 |
25.1 |
0.313 |
| 2014 |
24.2 |
0.316 |
| 2015 |
23.2 |
0.319 |
| 2016 |
22.3 |
0.322 |
| 2017 |
21.4 |
0.324 |
| 2018 |
20.5 |
0.326 |
| 2019 |
19.6 |
0.329 |
| 2020 |
18.7 |
0.330 |
| 2021 |
17.8 |
0.332 |
| 2022 |
17.0 |
0.333 |
| 2023 |
16.1 |
0.334 |
| 2024 |
15.3 |
0.335 |
| 2025 |
14.4 |
0.335 |
| 2026 |
13.6 |
0.335 |
| 2027 |
12.7 |
0.335 |
| 2028 |
11.9 |
0.335 |
| 2029 |
11.0 |
0.334 |
| 2030 |
10.2 |
0.333 |
| 2031 |
9.3 |
0.331 |
| 2032 |
8.4 |
0.329 |
| 2033 |
7.5 |
0.327 |
| 2034 |
6.6 |
0.324 |
| 2035 |
5.7 |
0.321 |
| 2036 |
4.8 |
0.318 |
| 2037 |
3.8 |
0.314 |
| 2038 |
2.9 |
0.310 |
| 2039 |
1.9 |
0.305 |
| 2040 |
0.8 |
0.299 |
| 2041 |
359.7 |
0.294 |
| 2042 |
358.6 |
0.287 |
| 2043 |
357.4 |
0.280 |
| 2044 |
356.2 |
0.273 |
| 2045 |
354.9 |
0.265 |
| 2046 |
353.5 |
0.257 |
| 2047 |
352.0 |
0.247 |
| 2048 |
350.3 |
0.238 |
| 2049 |
348.6 |
0.227 |
| 2050 |
346.6 |
0.216 |
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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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