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(2011 EO40)
Classification: Apollo [NEO, PHA]          SPK-ID: 3559599
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5401635306895515 6.6946e-05  
a 1.653737720583209 0.00013514 au
q .760448914598492 5.3872e-05 au
i 3.359226693094513 0.00039127 deg
node 50.268368238626 0.0060188 deg
peri 17.14605800327507 0.0073 deg
M 251.7993651706452 0.31498 deg
tp 2459433.967097240920
(2021-Aug-07.46709724)
0.70825 TDB
period 776.7806089057159
2.13
0.095216
0.0002607
d
yr
n .4634513218695654 5.6809e-05 deg/d
Q 2.547026526567926 0.00020814 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      34 days  
   first obs. used      2011-03-10  
   last obs. used      2011-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .62251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 04:53:22  

Additional Information
 Earth MOID = .0480737 au 
 Jupiter MOID = 2.78995 au 
 T_jup = 4.094 
[ 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 21.5   n/a MPO199003  

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