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JPL Small-Body Database Browser
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(2012 EN5)
Classification: Apollo [NEO]          SPK-ID: 3601282
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3041417008368578 0.00013983  
a 1.027398630828672 3.0764e-05 au
q .7149238638109805 0.00012237 au
i 3.939473279220858 0.002125 deg
node 174.4218090485053 0.0012565 deg
peri 102.9193740509044 0.0020676 deg
M 266.7941119825079 0.19988 deg
tp 2459494.979933935112
(2021-Oct-07.47993394)
0.21562 TDB
period 380.37056425005
1.04
0.017085
4.678e-05
d
yr
n .9464454766887307 4.2511e-05 deg/d
Q 1.339873397846363 4.0121e-05 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      1 day  
   first obs. used      2012-03-14  
   last obs. used      2012-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .38491  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 06:07:20  

Additional Information
 Earth MOID = .0013067 au 
 Jupiter MOID = 3.77173 au 
 T_jup = 5.909 
[ 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 27.3   n/a MPO226083  

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