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(2016 EK156)
Classification: Apollo [NEO]          SPK-ID: 3746626
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.


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Orbital Elements at Epoch 2457462.5 (2016-Mar-15.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2484575449143037 0.00072404  
a 1.256874350721864 0.0010976 au
q .9445944352757499 8.5347e-05 au
i 12.4361533524748 0.026664 deg
node 5.21846053050984 0.0025662 deg
peri 236.4634701387425 0.016022 deg
M 318.2461517416761 0.075258 deg
tp 2457522.193937984018
(2016-May-13.69393798)
0.02941 TDB
period 514.6787319169401
1.41
0.67417
0.001846
d
yr
n .6994654678252714 0.00091622 deg/d
Q 1.569154266167977 0.0013703 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      9 days  
   first obs. used      2016-03-12  
   last obs. used      2016-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .50981  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:27:30  

Additional Information
 Earth MOID = .0293552 au 
 Jupiter MOID = 3.46331 au 
 T_jup = 5.070 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 5.242410474077055E-7 -6.167003042315287E-8 -2.128150812944758E-5 1.856566277503823E-6 -1.154849191001269E-5 1.930583635148394E-5
q -6.167003042315287E-8 7.284117027367383E-9 2.497981705440318E-6 -2.178768827226411E-7 1.350307457245342E-6 -2.271161452669812E-6
tp -2.128150812944758E-5 2.497981705440318E-6 .0008649565140938439 -7.546383021958806E-5 .0004703519142912853 -.0007836999190796277
node 1.856566277503823E-6 -2.178768827226411E-7 -7.546383021958806E-5 6.585264227672393E-6 -4.104424037478297E-5 6.836820026301062E-5
peri -1.154849191001269E-5 1.350307457245342E-6 .0004703519142912853 -4.104424037478297E-5 .0002567007061489648 -.0004252608719983839
i 1.930583635148394E-5 -2.271161452669812E-6 -.0007836999190796277 6.836820026301062E-5 -.0004252608719983839 .0007109645576468393

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 24.7   n/a E2016F49  

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