10223-1032 TOK 398
10h 22m 18.04s -10° 32' 15.3" P.A. 148.00 sep 1.7 mag 11.01,14.00 Sp K4+Vk dist. 38.82 pc (126.63 l.y.)
| Coord 2000 |
10223-1032 |
|
Discov num |
TOK 398 |
|
Comp |
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Coord arcsec 2000 |
10 22 18.04 -10 32 15.3 |
|
| Date first |
2014 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
148 |
|
Pa last |
148.1 |
|
P.A. Now (θ) |
148.1° |
|
| Sep first |
1.7 |
|
Sep last |
1.667 |
|
Sep. Now (ρ) |
1.667" |
|
| Mag pri |
11.01 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
2.99 |
|
Spectral class |
K4+Vk (yellow-orange) |
|
| Pri motion ra |
-079 |
|
Sec motion ra |
|
|
| Pri motion dec |
-023 |
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Sec motion dec |
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| Notes |
N
(See Notes) |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sextans |
|
HIP |
50796 |
|
Tycho2 |
5493-00324-1 |
|
Gaia DR2 |
3767518034714644608 |
|
| BD |
BD-09 3055 |
|
Distance |
38.82 |
|
Distance ly |
126.63 |
|
ORBITAL ELEMENTS
| Period (P) | 570.98d | ± 0.52 |
Periastron (T) | 52355d (2002.219y) | ± 1.1 |
Semi-major axis (a) | 32.5m | ± 3.3 |
| Eccentricity (e) | 0.611 | ± 0.0051 |
Inclination (i) | 83° | ± 15 |
Longitude of periastron (ω) | 314.02° | ± 0.76 |
| Node (Ω) | 179° | ± 10 |
Notes | n | |
Reference | Trr2006a | |
| Equinox | | |
Last observation | 2005 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
353.7 |
0.041 |
| 2001-01-01 |
315.1 |
0.007 |
| 2002-01-01 |
0.3 |
0.030 |
| 2003-01-01 |
351.8 |
0.037 |
| 2004-01-01 |
208.0 |
0.008 |
| 2005-01-01 |
357.9 |
0.039 |
| 2006-01-01 |
349.1 |
0.030 |
| 2007-01-01 |
184.1 |
0.015 |
| 2008-01-01 |
356.1 |
0.043 |
| 2009-01-01 |
344.5 |
0.021 |
| 2010-01-01 |
118.5 |
0.002 |
| 2011-01-01 |
354.5 |
0.042 |
| 2012-01-01 |
332.2 |
0.011 |
| 2013-01-01 |
2.1 |
0.024 |
| 2014-01-01 |
352.7 |
0.039 |
| 2015-01-01 |
250.8 |
0.005 |
| 2016-01-01 |
358.8 |
0.036 |
| 2017-01-01 |
350.5 |
0.033 |
| 2018-01-01 |
190.9 |
0.013 |
| 2019-01-01 |
356.9 |
0.042 |
| 2020-01-01 |
347.0 |
0.025 |
| 2021-01-01 |
176.4 |
0.012 |
| 2022-01-01 |
355.2 |
0.043 |
| 2023-01-01 |
339.7 |
0.016 |
| 2024-01-01 |
5.9 |
0.014 |
| 2025-01-01 |
353.6 |
0.041 |
| 2026-01-01 |
308.0 |
0.006 |
| 2027-01-01 |
359.9 |
0.032 |
| 2028-01-01 |
351.6 |
0.036 |
| 2029-01-01 |
203.4 |
0.008 |
| 2030-01-01 |
357.7 |
0.040 |
|
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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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