(2018 TU) |
Classification: Apollo [NEO] SPK-ID: 3831187 |
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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .4373003462452991 | 0.00036058 | |
a | 1.378136037658701 | 0.00065305 | au |
q | .7754766712174262 | 0.00012947 | au |
i | 4.070782199654491 | 0.0036838 | deg |
node | 188.3507475068446 | 0.00022503 | deg |
peri | 258.8101958601567 | 0.00023487 | deg |
M | 335.6185290250806 | 0.23096 | deg |
tp | 2459040.521555495177 (2020-Jul-10.02155549) | 0.40756 | TDB |
period | 590.9307109929752 1.62 | 0.42003 0.00115 | d yr |
n | .609208479611884 | 0.00043303 | deg/d |
Q | 1.980795404099975 | 0.00093863 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2458395.5 (2018-Oct-04.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .436842885578875 | 0.00036244 | |
q | .7745397675602579 | 0.00012772 | au |
tp | 2458449.527875685919 (2018-Nov-27.02787569) | 0.013466 | TDB |
node | 188.5929046393988 | 0.00016817 | deg |
peri | 258.7453535544641 | 0.00044473 | deg |
i | 4.21784225796923 | 0.0034401 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.31364300670611E-7 |
-4.628826239434E-8 |
-4.880419853318289E-6 |
-5.979671388158757E-8 |
-1.408064262708141E-7 |
1.245874298803537E-6 |
q |
-4.628826239434E-8 |
1.631183537101688E-8 |
1.7195538513802E-6 |
2.103865520502401E-8 |
4.935613040618736E-8 |
-4.391438659311013E-7 |
tp |
-4.880419853318289E-6 |
1.7195538513802E-6 |
.0001813297211767636 |
2.224666134117456E-6 |
5.256061910823415E-6 |
-4.62724781319318E-5 |
node |
-5.979671388158757E-8 |
2.103865520502401E-8 |
2.224666134117456E-6 |
2.828058668967378E-8 |
6.948349913722307E-8 |
-5.629022014279958E-7 |
peri |
-1.408064262708141E-7 |
4.935613040618736E-8 |
5.256061910823415E-6 |
6.948349913722307E-8 |
1.977873635122422E-7 |
-1.310836401424281E-6 |
i |
1.245874298803537E-6 |
-4.391438659311013E-7 |
-4.62724781319318E-5 |
-5.629022014279958E-7 |
-1.310836401424281E-6 |
1.183446528800895E-5 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
27.5 |
|
.3338 |
MPO458797 |
autocmod 2.6n |
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