| (2011 DW4) |
| Classification: Apollo [NEO] SPK-ID: 3557878 |
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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.
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Orbital Elements at Epoch 2455617.5 (2011-Feb-25.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .3581255998465501 | 0.012145 | |
| a | 1.571340151148103 | 0.029139 | au |
| q | 1.00860301695522 | 0.00038322 | au |
| i | 1.195933833092979 | 0.013131 | deg |
| node | 156.5713584234298 | 0.0065592 | deg |
| peri | 6.113211345722572 | 0.9915 | deg |
| M | 356.6873234280684 | 0.3319 | deg |
| tp | 2455624.120339696343
(2011-Mar-03.62033970) | 0.84717 | TDB |
| period | 719.4551713491879
1.97 | 20.012
0.05479 | d
yr |
| n | .5003786397488744 | 0.013919 | deg/d |
| Q | 2.134077285340986 | 0.039574 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
27.3 |
|
n/a |
MPO193828 |
|
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