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(2016 EK156)
Classification: Apollo [NEO]          SPK-ID: 3746626
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 2457462.5 (2016-Mar-15.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2487278155983174 0.00068554  
a 1.257281662081469 0.0010401 au
q .9445607406801232 8.0703e-05 au
i 12.44612436415596 0.025235 deg
node 5.219386440324926 0.0024292 deg
peri 236.458057899179 0.015175 deg
M 318.2738528769316 0.071232 deg
tp 2457522.183335032996
(2016-May-13.68333503)
0.027834 TDB
period 514.9289376876109
1.41
0.63899
0.001749
d
yr
n .69912559510959 0.00086756 deg/d
Q 1.570002583482814 0.0012988 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      9 days  
   first obs. used      2016-03-12  
   last obs. used      2016-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .59089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 16:38:32  

Additional Information
 Earth MOID = .0293797 au 
 Jupiter MOID = 3.46255 au 
 T_jup = 5.068 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 4.699690072801462E-7 -5.520097877583832E-8 -1.906898622444275E-5 1.663895909178664E-6 -1.035169305626535E-5 1.729957074189216E-5
q -5.520097877583832E-8 6.513043176575813E-9 2.234303064896044E-6 -1.949145505999981E-7 1.207698002694594E-6 -2.032034317058987E-6
tp -1.906898622444275E-5 2.234303064896044E-6 .0007747530125836375 -6.760870295564738E-5 .0004215522211533459 -.0007019114858077413
node 1.663895909178664E-6 -1.949145505999981E-7 -6.760870295564738E-5 5.901221627069635E-6 -3.679469694383818E-5 6.124586137331022E-5
peri -1.035169305626535E-5 1.207698002694594E-6 .0004215522211533459 -3.679469694383818E-5 .000230295335144374 -.0003810192391286992
i 1.729957074189216E-5 -2.032034317058987E-6 -.0007019114858077413 6.124586137331022E-5 -.0003810192391286992 .0006368004555316254

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  

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