(2019 QW2) |
Classification: Aten [NEO] SPK-ID: 3843623 |
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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .114067205675407 | 1.4255e-06 | |
a | .9665583805128555 | 3.8543e-07 | au |
q | .8563057669256072 | 1.7192e-06 | au |
i | 6.475110737589589 | 5.564e-05 | deg |
node | 291.831334465006 | 0.0003452 | deg |
peri | 268.6562269606953 | 0.00027153 | deg |
M | 257.5288451666037 | 0.00017748 | deg |
tp | 2459299.296075384916 (2021-Mar-25.79607539) | 0.00022049 | TDB |
period | 347.0887704583413 0.95 | 0.00020761 5.684e-07 | d yr |
n | 1.037198638044697 | 6.204e-07 | deg/d |
Q | 1.076810994100104 | 4.2939e-07 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
25.03 |
|
.35628 |
E2020Y24 |
autocmod 2.8 |
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