08553-2352 TSN 150
08h 55m 20.25s -23° 52' 14.6" P.A. 231.00 sep 0.3 mag 11.50,14.00 Sp M4
| Coord 2000 |
08553-2352 |
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Discov num |
TSN 150 |
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Comp |
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Coord arcsec 2000 |
08 55 20.25 -23 52 14.6 |
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| Date first |
2018 |
|
Date last |
2020 |
|
Obs |
4 |
|
| Pa first |
203 |
|
Pa last |
231 |
|
P.A. Now (θ) |
231° |
|
| Sep first |
0.4 |
|
Sep last |
0.291 |
|
Sep. Now (ρ) |
0.291" |
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| Mag pri |
11.50 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
2.5 |
|
Spectral class |
M4 (red) |
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| Pri motion ra |
-567 |
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Sec motion ra |
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| Pri motion dec |
+027 |
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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 | 08553-2352 GJ 3518 |
| coord_arcsec_2000 | 085520.33-235215.1 |
| Period (P) | 16.4y | ± 2.8 |
Periastron (T) | 2005.9y | ± 1 |
Semi-major axis (a) | 0.021a | ± 0.004 |
| Eccentricity (e) | 0.31 | ± 0.12 |
Inclination (i) | 90.9° | ± 2.6 |
Longitude of periastron (ω) | 33.2° | ± 26.23 |
| Node (Ω) | 219.1° | ± 3.6 |
Notes | | |
Reference | Rdl2010 | |
| Equinox | | |
Last observation | | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
37.4 |
0.012 |
| 2001 |
35.3 |
0.006 |
| 2002 |
234.5 |
0.001 |
| 2003 |
221.1 |
0.008 |
| 2004 |
219.9 |
0.013 |
| 2005 |
219.2 |
0.015 |
| 2006 |
218.4 |
0.011 |
| 2007 |
214.5 |
0.003 |
| 2008 |
41.3 |
0.007 |
| 2009 |
39.9 |
0.015 |
| 2010 |
39.5 |
0.021 |
| 2011 |
39.2 |
0.025 |
| 2012 |
39.0 |
0.026 |
| 2013 |
38.8 |
0.026 |
| 2014 |
38.5 |
0.023 |
| 2015 |
38.2 |
0.020 |
| 2016 |
37.7 |
0.014 |
| 2017 |
36.5 |
0.008 |
| 2018 |
25.7 |
0.002 |
| 2019 |
222.5 |
0.005 |
| 2020 |
220.2 |
0.012 |
| 2021 |
219.4 |
0.015 |
| 2022 |
218.8 |
0.014 |
| 2023 |
217.3 |
0.007 |
| 2024 |
44.2 |
0.003 |
| 2025 |
40.3 |
0.012 |
| 2026 |
39.6 |
0.019 |
| 2027 |
39.3 |
0.023 |
| 2028 |
39.1 |
0.026 |
| 2029 |
38.9 |
0.026 |
| 2030 |
38.6 |
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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