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(2009 EA)
Classification: Apollo [NEO]          SPK-ID: 3449055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5403603537831946 0.00056674  
a 2.161606991169175 0.002773 au
q .993560272680773 4.9499e-05 au
i 8.54496654506732 0.0060602 deg
node 162.6704344787239 0.0024694 deg
peri 18.08453213280076 0.0079704 deg
M 249.4437585880511 2.587 deg
tp 2459556.987491696186
(2021-Dec-08.48749170)
9.0277 TDB
period 1160.816389663882
3.18
2.2337
0.006116
d
yr
n .3101265654116404 0.00059676 deg/d
Q 3.329653709657577 0.0042714 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      5 days  
   first obs. used      2009-03-01  
   last obs. used      2009-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .88667  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:39:02  

Additional Information
 Earth MOID = .0151877 au 
 Jupiter MOID = 1.63201 au 
 T_jup = 3.480 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.5   n/a MPO154267  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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