(2002 EY2) |
Classification: Apollo [NEO, PHA] SPK-ID: 3117420 |
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .4862575457751803 | 1.0968e-07 | |
a | 1.725471658488386 | 4.4098e-08 | au |
q | .8864480445271934 | 2.0594e-07 | au |
i | 21.72980103781924 | 6.3125e-05 | deg |
node | 343.4186841608451 | 2.3986e-05 | deg |
peri | 51.06898429589144 | 3.7417e-05 | deg |
M | 277.8810594827258 | 4.4719e-05 | deg |
tp | 2458789.343051267281 (2019-Nov-01.84305127) | 0.00011 | TDB |
period | 827.8662392377108 2.27 | 3.1737e-05 8.689e-08 | d yr |
n | .434852857789543 | 1.667e-08 | deg/d |
Q | 2.564495272449579 | 6.5542e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2452978.5 (2003-Dec-05.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .4861571299762723 | 1.105e-07 | |
q | .8869631804915485 | 2.0666e-07 | au |
tp | 2452993.213912382723 (2003-Dec-19.71391238) | 0.0001143 | TDB |
node | 343.5981530464952 | 2.3847e-05 | deg |
peri | 50.82460806538025 | 3.7313e-05 | deg |
i | 21.76221502065803 | 6.3177e-05 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.221116590962995E-14 |
-2.276316187731839E-14 |
8.13903760768619E-12 |
-7.30629794855387E-13 |
2.754246923004992E-12 |
-1.73891734845941E-12 |
q |
-2.276316187731839E-14 |
4.271030867745547E-14 |
-1.660258159103412E-11 |
1.184371450309452E-12 |
-5.423280254015316E-12 |
2.887370054918E-12 |
tp |
8.13903760768619E-12 |
-1.660258159103412E-11 |
1.306439378081295E-8 |
3.818197284062329E-10 |
3.540779493787018E-9 |
5.912494297992674E-10 |
node |
-7.30629794855387E-13 |
1.184371450309452E-12 |
3.818197284062329E-10 |
5.686931092543144E-10 |
-3.122953691092749E-10 |
5.338185512460901E-10 |
peri |
2.754246923004992E-12 |
-5.423280254015316E-12 |
3.540779493787018E-9 |
-3.122953691092749E-10 |
1.392265888614141E-9 |
-1.012552130531329E-10 |
i |
-1.73891734845941E-12 |
2.887370054918E-12 |
5.912494297992674E-10 |
5.338185512460901E-10 |
-1.012552130531329E-10 |
3.991364092480933E-9 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
19.3 |
|
n/a |
MPO202389 |
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