01308-5940 TOK 183 (HD 9379)
01h 30m 46.18s -59° 39' 33.9" P.A. 175.00 sep 0.1 mag 8.80,8.80 Sp G0V dist. 66.31 pc (216.3 l.y.)
| Coord 2000 |
01308-5940 |
|
Discov num |
TOK 183 |
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Comp |
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Coord arcsec 2000 |
01 30 46.18 -59 39 33.9 |
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| Date first |
2011 |
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Date last |
2021 |
|
Obs |
16 |
|
| Pa first |
349 |
|
Pa last |
175.3 |
|
P.A. Now (θ) |
170.6° |
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| Sep first |
0.1 |
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Sep last |
0.063 |
|
Sep. Now (ρ) |
0.085" |
|
| Mag pri |
8.80 |
|
Mag sec |
8.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
G0V (yellow) |
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| Pri motion ra |
+112 |
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Sec motion ra |
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| Pri motion dec |
-025 |
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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 9379 |
|
Constellation |
Hydrus |
|
SAO |
232444 |
|
HIP |
7040 |
|
| Tycho2 |
8481-01119-1 |
|
Gaia DR2 |
4717042253393046528 |
|
HD |
9379 |
|
GC |
1842 |
|
| CP |
CP-60 118 |
|
Distance |
66.31 |
|
Distance ly |
216.3 |
|
ORBITAL ELEMENTS
| Period (P) | 6.586y | ± 0.05 |
Periastron (T) | 2020.43y | ± 0.07 |
Semi-major axis (a) | 0.0671a | ± 0.0013 |
| Eccentricity (e) | 0.455 | ± 0.017 |
Inclination (i) | 93.5° | ± 0.8 |
Longitude of periastron (ω) | 42.4° | ± 2.8 |
| Node (Ω) | 352.3° | ± 0.6 |
Notes | | |
Reference | Tok2020e | |
| Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
355.6 |
0.038 |
| 2001 |
232.5 |
0.003 |
| 2002 |
173.1 |
0.070 |
| 2003 |
171.1 |
0.086 |
| 2004 |
169.0 |
0.071 |
| 2005 |
163.9 |
0.035 |
| 2006 |
9.5 |
0.014 |
| 2007 |
352.2 |
0.039 |
| 2008 |
176.0 |
0.037 |
| 2009 |
172.2 |
0.081 |
| 2010 |
170.3 |
0.083 |
| 2011 |
167.7 |
0.058 |
| 2012 |
154.3 |
0.016 |
| 2013 |
357.5 |
0.032 |
| 2014 |
343.9 |
0.015 |
| 2015 |
173.7 |
0.062 |
| 2016 |
171.4 |
0.086 |
| 2017 |
169.4 |
0.076 |
| 2018 |
165.5 |
0.042 |
| 2019 |
34.1 |
0.007 |
| 2020 |
353.5 |
0.041 |
| 2021 |
178.6 |
0.023 |
| 2022 |
172.5 |
0.078 |
| 2023 |
170.6 |
0.085 |
| 2024 |
168.3 |
0.064 |
| 2025 |
160.2 |
0.024 |
| 2026 |
0.3 |
0.025 |
| 2027 |
349.4 |
0.028 |
| 2028 |
174.3 |
0.053 |
| 2029 |
171.7 |
0.085 |
| 2030 |
169.8 |
0.079 |
| 2031 |
166.6 |
0.049 |
| 2032 |
118.6 |
0.006 |
| 2033 |
354.9 |
0.039 |
| 2034 |
190.2 |
0.008 |
| 2035 |
172.9 |
0.072 |
| 2036 |
171.0 |
0.086 |
| 2037 |
168.8 |
0.069 |
| 2038 |
163.1 |
0.032 |
| 2039 |
5.6 |
0.017 |
| 2040 |
351.5 |
0.037 |
| 2041 |
175.4 |
0.042 |
| 2042 |
172.0 |
0.083 |
| 2043 |
170.2 |
0.082 |
| 2044 |
167.4 |
0.056 |
| 2045 |
149.9 |
0.013 |
| 2046 |
356.6 |
0.034 |
| 2047 |
336.3 |
0.008 |
| 2048 |
173.4 |
0.065 |
| 2049 |
171.3 |
0.086 |
| 2050 |
169.3 |
0.074 |
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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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