02166-5026 TOK 185 (HD 14239)
02h 16m 36.08s -50° 25' 42.8" P.A. 200.00 sep 0.1 mag 9.90,9.90 Sp G5V dist. 59.35 pc (193.6 l.y.)
| Coord 2000 |
02166-5026 |
|
Discov num |
TOK 185 |
|
Comp |
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Coord arcsec 2000 |
02 16 36.08 -50 25 42.8 |
|
| Date first |
2011 |
|
Date last |
2021 |
|
Obs |
18 |
|
| Pa first |
201 |
|
Pa last |
199.9 |
|
P.A. Now (θ) |
226.2° |
|
| Sep first |
0.1 |
|
Sep last |
0.058 |
|
Sep. Now (ρ) |
0.074" |
|
| Mag pri |
9.90 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
G5V (yellow) |
|
| Pri motion ra |
-073 |
|
Sec motion ra |
|
|
| Pri motion dec |
-138 |
|
Sec motion dec |
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| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 14239 |
|
Constellation |
Eridanus |
|
SAO |
232697 |
|
HIP |
10611 |
|
| Tycho2 |
8055-00034-1 |
|
Gaia DR2 |
4938291897305873792 |
|
HD |
14239 |
|
GC |
2757 |
|
| CD |
CD-51 558 |
|
CP |
CP-51 298 |
|
Distance |
59.35 |
|
Distance ly |
193.6 |
|
ORBITAL ELEMENTS
| Period (P) | 11.29y | ± 0.46 |
Periastron (T) | 2014.17y | ± 0.36 |
Semi-major axis (a) | 0.0908a | ± 0.002 |
| Eccentricity (e) | 0.066 | ± 0.031 |
Inclination (i) | 45.3° | ± 1.9 |
Longitude of periastron (ω) | 31.8° | ± 10.7 |
| Node (Ω) | 270.4° | ± 4.8 |
Notes | | |
Reference | Tok2019c | |
| Equinox | | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
210.8 |
0.069 |
| 2001 |
244.2 |
0.080 |
| 2002 |
270.3 |
0.086 |
| 2003 |
297.6 |
0.077 |
| 2004 |
335.9 |
0.063 |
| 2005 |
23.4 |
0.065 |
| 2006 |
58.6 |
0.081 |
| 2007 |
82.3 |
0.094 |
| 2008 |
102.6 |
0.094 |
| 2009 |
125.6 |
0.083 |
| 2010 |
157.7 |
0.070 |
| 2011 |
199.2 |
0.067 |
| 2012 |
235.6 |
0.077 |
| 2013 |
263.0 |
0.085 |
| 2014 |
289.0 |
0.081 |
| 2015 |
323.2 |
0.067 |
| 2016 |
10.1 |
0.062 |
| 2017 |
50.0 |
0.076 |
| 2018 |
76.1 |
0.091 |
| 2019 |
96.7 |
0.096 |
| 2020 |
118.3 |
0.087 |
| 2021 |
147.1 |
0.073 |
| 2022 |
186.9 |
0.066 |
| 2023 |
226.2 |
0.074 |
| 2024 |
255.6 |
0.084 |
| 2025 |
281.1 |
0.084 |
| 2026 |
311.8 |
0.071 |
| 2027 |
356.0 |
0.061 |
| 2028 |
40.2 |
0.071 |
| 2029 |
69.4 |
0.088 |
| 2030 |
90.9 |
0.096 |
| 2031 |
111.6 |
0.091 |
| 2032 |
137.7 |
0.077 |
| 2033 |
174.6 |
0.066 |
| 2034 |
215.8 |
0.070 |
| 2035 |
247.9 |
0.082 |
| 2036 |
273.6 |
0.085 |
| 2037 |
301.8 |
0.075 |
| 2038 |
342.0 |
0.062 |
| 2039 |
28.9 |
0.067 |
| 2040 |
62.1 |
0.084 |
| 2041 |
85.0 |
0.095 |
| 2042 |
105.3 |
0.094 |
| 2043 |
129.2 |
0.082 |
| 2044 |
162.8 |
0.068 |
| 2045 |
204.5 |
0.068 |
| 2046 |
239.6 |
0.079 |
| 2047 |
266.3 |
0.086 |
| 2048 |
292.8 |
0.079 |
| 2049 |
328.7 |
0.065 |
| 2050 |
16.2 |
0.063 |
|
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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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