03309-6200 TOK 190 (HD 22166)
03h 30m 52.51s -62° 00' 28.5" P.A. 30.00 sep 0.1 mag 7.00,8.50 Sp F7V dist. 49 pc (159.84 l.y.)
| Coord 2000 |
03309-6200 |
|
Discov num |
TOK 190 |
|
Comp |
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Coord arcsec 2000 |
03 30 52.51 -62 00 28.5 |
|
| Date first |
2011 |
|
Date last |
2021 |
|
Obs |
16 |
|
| Pa first |
32 |
|
Pa last |
30.3 |
|
P.A. Now (θ) |
46° |
|
| Sep first |
0.1 |
|
Sep last |
0.065 |
|
Sep. Now (ρ) |
0.052" |
|
| Mag pri |
7.00 |
|
Mag sec |
8.50 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
F7V (yellow-white) |
|
| Pri motion ra |
+033 |
|
Sec motion ra |
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| Pri motion dec |
+022 |
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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 22166 |
|
Constellation |
Reticulum |
|
SAO |
248821 |
|
HIP |
16370 |
|
| Tycho2 |
8867-00066-1 |
|
Gaia DR2 |
4674533660690974336 |
|
HD |
22166 |
|
GC |
4232 |
|
| CP |
CP-62 276 |
|
Distance |
49 |
|
Distance ly |
159.84 |
|
ORBITAL ELEMENTS
| Period (P) | 3.7y | |
Periastron (T) | 2016.02y | |
Semi-major axis (a) | 0.0576a | |
| Eccentricity (e) | 0.8 | |
Inclination (i) | 73.3° | |
Longitude of periastron (ω) | 122.2° | |
| Node (Ω) | 51.6° | |
Notes | | |
Reference | Tok2018i | |
| Equinox | 2000 | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
35.1 |
0.069 |
| 2001 |
51.7 |
0.036 |
| 2002 |
350.5 |
0.025 |
| 2003 |
26.0 |
0.059 |
| 2004 |
38.6 |
0.068 |
| 2005 |
238.9 |
0.017 |
| 2006 |
8.5 |
0.037 |
| 2007 |
30.3 |
0.065 |
| 2008 |
42.6 |
0.061 |
| 2009 |
291.4 |
0.017 |
| 2010 |
18.1 |
0.047 |
| 2011 |
34.0 |
0.069 |
| 2012 |
48.3 |
0.045 |
| 2013 |
340.6 |
0.022 |
| 2014 |
24.3 |
0.056 |
| 2015 |
37.5 |
0.069 |
| 2016 |
155.5 |
0.004 |
| 2017 |
3.9 |
0.033 |
| 2018 |
28.9 |
0.063 |
| 2019 |
41.2 |
0.064 |
| 2020 |
272.5 |
0.018 |
| 2021 |
15.4 |
0.044 |
| 2022 |
32.8 |
0.068 |
| 2023 |
46.0 |
0.052 |
| 2024 |
327.4 |
0.019 |
| 2025 |
22.5 |
0.054 |
| 2026 |
36.3 |
0.069 |
| 2027 |
58.5 |
0.022 |
| 2028 |
358.1 |
0.029 |
| 2029 |
27.5 |
0.061 |
| 2030 |
39.9 |
0.067 |
|
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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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