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(2008 EA9)
Classification: Apollo [NEO]          SPK-ID: 3405189
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07406992138747845 0.00086641  
a 1.048993217364077 0.0015855 au
q .9712943722179214 0.00055916 au
i .4408834455833855 0.0064432 deg
node 123.9900249343984 1.5792 deg
peri 343.7266474718988 2.1341 deg
M 317.6311190254061 0.058492 deg
tp 2459246.685105505744
(2021-Feb-01.18510551)
0.16847 TDB
period 392.4257048950116
1.07
0.88967
0.002436
d
yr
n .9173710985530709 0.0020798 deg/d
Q 1.126692062510232 0.0017029 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      28 days  
   first obs. used      2008-03-06  
   last obs. used      2008-04-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .85497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:29:26  

Additional Information
 Earth MOID = .00319913 au 
 Jupiter MOID = 3.889 au 
 T_jup = 5.856 
[ 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 27.7   n/a MPO140737  

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