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(2016 EF195)
Classification: Apollo [NEO]          SPK-ID: 3747497
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6092043500648796 0.00031857  
a 2.490704708336228 0.0020084 au
q .9733565652907207 8.6426e-06 au
i 1.083243046904869 0.00044445 deg
node 170.4955653643225 0.0013301 deg
peri 340.5458487297 0.0014662 deg
M 30.53103961682612 0.49787 deg
tp 2458878.735446249781
(2020-Jan-30.23544625)
1.8383 TDB
period 1435.759800525124
3.93
1.7366
0.004755
d
yr
n .2507383197860333 0.00030327 deg/d
Q 4.008052851381735 0.0032319 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      17 days  
   first obs. used      2016-03-15  
   last obs. used      2016-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53868  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-12 06:50:42  

Additional Information
 Earth MOID = .000210356 au 
 Jupiter MOID = 1.00908 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457468.5 (2016-Mar-21.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6103029792728321 0.00033556  
q .9711229416714356 7.8651e-06 au
tp 2457443.327916199803
(2016-Feb-24.82791620)
0.0016297 TDB
node 170.5332442217532 0.00067877 deg
peri 340.5177944863692 0.00054032 deg
i 1.083582634761739 0.00043085 deg
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      17 days  
   first obs. used      2016-03-15  
   last obs. used      2016-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53868  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-12 06:50:42  

Additional Information
 Jupiter MOID = 1.00908 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.12598596458453E-7 -2.619183328629912E-9 5.395551053686612E-7 -1.731556289306036E-8 -1.744243786854232E-8 1.445357677158835E-7
q -2.619183328629912E-9 6.185966904027528E-11 -1.28047624146553E-8 -2.472711697355279E-10 9.223339165042116E-10 -3.367799735933393E-9
tp 5.395551053686612E-7 -1.28047624146553E-8 2.655934700630919E-6 9.56066455907478E-8 -2.245915900057321E-7 6.94155233500117E-7
node -1.731556289306036E-8 -2.472711697355279E-10 9.56066455907478E-8 4.60724004357309E-7 -3.608502486184713E-7 -1.779538794806365E-8
peri -1.744243786854232E-8 9.223339165042116E-10 -2.245915900057321E-7 -3.608502486184713E-7 2.919507134824495E-7 -2.599776194707583E-8
i 1.445357677158835E-7 -3.367799735933393E-9 6.94155233500117E-7 -1.779538794806365E-8 -2.599776194707583E-8 1.856360172304982E-7

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 25.5   n/a MPO370946  

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