05221-0844 SKF 985
05h 22m 03.16s -08° 44' 16.1" P.A. 307.00 sep 8.1 mag 12.20,16.50 Sp K0e
| Coord 2000 |
05221-0844 |
|
Discov num |
SKF 985 |
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Comp |
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Coord arcsec 2000 |
05 22 03.16 -08 44 16.1 |
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| Date first |
1998 |
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Date last |
2015 |
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Obs |
8 |
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| Pa first |
308 |
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Pa last |
306.5 |
|
P.A. Now (θ) |
306.5° |
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| Sep first |
8.0 |
|
Sep last |
8.085 |
|
Sep. Now (ρ) |
8.085" |
|
| Mag pri |
12.20 |
|
Mag sec |
16.50 |
|
delta mag (ΔM) |
4.3 |
|
Spectral class |
K0e (yellow-orange) |
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| Pri motion ra |
+001 |
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Sec motion ra |
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| Pri motion dec |
-001 |
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Sec motion dec |
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| Notes |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Orion |
|
Gaia DR2 |
3014526185150453632 |
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SUSPECTED ORBITAL ELEMENTS
| Identifier | 05223-0840 |
| coord_arcsec_2000 | 052218.62-083958.0 |
| Period (P) | 640.6d | |
Periastron (T) | 48092.41d (1990.548y) | |
Semi-major axis (a) | 1.84m | ± 0.9 |
| Eccentricity (e) | 0.071 | |
Inclination (i) | 100.2° | ± 26.2 |
Longitude of periastron (ω) | 351.4° | ± 40.7 |
| Node (Ω) | 300.6° | ± 29.8 |
Notes | | |
Reference | Pbx2000a | |
| Equinox | | |
Last observation | 1993 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
130.2 |
0.001 |
| 2001-01-01 |
305.4 |
0.002 |
| 2002-01-01 |
120.5 |
0.002 |
| 2003-01-01 |
294.2 |
0.001 |
| 2004-01-01 |
110.3 |
0.001 |
| 2005-01-01 |
232.6 |
|
| 2006-01-01 |
3.3 |
|
| 2007-01-01 |
131.2 |
0.001 |
| 2008-01-01 |
306.3 |
0.002 |
| 2009-01-01 |
121.0 |
0.002 |
| 2010-01-01 |
295.0 |
0.002 |
| 2011-01-01 |
111.3 |
0.001 |
| 2012-01-01 |
246.5 |
|
| 2013-01-01 |
20.0 |
|
| 2014-01-01 |
132.3 |
0.001 |
| 2015-01-01 |
307.1 |
0.001 |
| 2016-01-01 |
121.5 |
0.002 |
| 2017-01-01 |
295.8 |
0.002 |
| 2018-01-01 |
112.2 |
0.001 |
| 2019-01-01 |
257.0 |
|
| 2020-01-01 |
38.5 |
|
| 2021-01-01 |
133.5 |
0.001 |
| 2022-01-01 |
308.1 |
0.001 |
| 2023-01-01 |
122.0 |
0.002 |
| 2024-01-01 |
296.6 |
0.002 |
| 2025-01-01 |
113.0 |
0.002 |
| 2026-01-01 |
264.8 |
0.001 |
| 2027-01-01 |
55.4 |
|
| 2028-01-01 |
134.9 |
0.001 |
| 2029-01-01 |
309.1 |
0.001 |
| 2030-01-01 |
122.5 |
0.002 |
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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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