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JPL Small-Body Database Browser
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(2015 EF)
Classification: Apollo [NEO]          SPK-ID: 3712903
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 2457091.5 (2015-Mar-10.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5153884836913825 0.00080891  
a 1.586053937652441 0.0021608 au
q .7686200036730032 0.0002359 au
i 6.856968296863903 0.0090561 deg
node 349.9488305739173 0.00011855 deg
peri 253.6742111728375 0.00087682 deg
M 334.7266469776779 0.06324 deg
tp 2457142.719545278265
(2015-Apr-30.21954528)
0.023496 TDB
period 729.584091350663
2.00
1.4909
0.004082
d
yr
n .4934318117237725 0.0010083 deg/d
Q 2.40348787163188 0.0032744 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      3 days  
   first obs. used      2015-03-09  
   last obs. used      2015-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .43613  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:35:14  

Additional Information
 Earth MOID = .00626025 au 
 Jupiter MOID = 2.65773 au 
 T_jup = 4.220 
[ 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 26.8   n/a E2015L43  

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