22302-5345 TSN 204
22h 30m 09.41s -53° 44' 55.5" P.A. 42.00 sep 0.1 mag 13.10,14.20 Sp M4.5
| Coord 2000 |
22302-5345 |
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Discov num |
TSN 204 |
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Comp |
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Coord arcsec 2000 |
22 30 09.41 -53 44 55.5 |
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| Date first |
2019 |
|
Date last |
2020 |
|
Obs |
5 |
|
| Pa first |
80 |
|
Pa last |
41.9 |
|
P.A. Now (θ) |
41.9° |
|
| Sep first |
0.2 |
|
Sep last |
0.067 |
|
Sep. Now (ρ) |
0.067" |
|
| Mag pri |
13.10 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
1.1 |
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Spectral class |
M4.5 (red) |
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| Pri motion ra |
-055 |
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Sec motion ra |
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| Pri motion dec |
-738 |
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Sec motion dec |
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| Notes |
R
(Red magnitudes) |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
SUSPECTED ORBITAL ELEMENTS
| Identifier | 22300-5345 |
| coord_arcsec_2000 | 223009.46-534454.5 |
| Period (P) | 5.79y | ± 0.06 |
Periastron (T) | 2005.29y | ± 0.28 |
Semi-major axis (a) | 22.39m | ± 0.98 |
| Eccentricity (e) | 0.3 | ± 0.07 |
Inclination (i) | 122.49° | ± 2.31 |
Longitude of periastron (ω) | 32.28° | ± 15.86 |
| Node (Ω) | 87.94° | ± 2.49 |
Notes | | |
Reference | TSN2020 | |
| Equinox | | |
Last observation | | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
0.8 |
0.009 |
| 2001 |
280.5 |
0.023 |
| 2002 |
257.9 |
0.028 |
| 2003 |
231.5 |
0.021 |
| 2004 |
163.2 |
0.013 |
| 2005 |
88.9 |
0.016 |
| 2006 |
327.7 |
0.011 |
| 2007 |
274.9 |
0.025 |
| 2008 |
253.4 |
0.027 |
| 2009 |
222.7 |
0.018 |
| 2010 |
143.3 |
0.013 |
| 2011 |
75.3 |
0.015 |
| 2012 |
307.0 |
0.015 |
| 2013 |
270.0 |
0.027 |
| 2014 |
248.6 |
0.026 |
| 2015 |
211.4 |
0.016 |
| 2016 |
125.8 |
0.014 |
| 2017 |
57.2 |
0.012 |
| 2018 |
294.3 |
0.018 |
| 2019 |
265.5 |
0.028 |
| 2020 |
243.3 |
0.024 |
| 2021 |
196.8 |
0.014 |
| 2022 |
111.1 |
0.016 |
| 2023 |
29.2 |
0.010 |
| 2024 |
285.7 |
0.021 |
| 2025 |
261.2 |
0.028 |
| 2026 |
237.1 |
0.022 |
| 2027 |
178.7 |
0.013 |
| 2028 |
98.4 |
0.016 |
| 2029 |
351.9 |
0.010 |
| 2030 |
279.1 |
0.024 |
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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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