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(2020 EF)
Classification: Aten [NEO]          SPK-ID: 54013540
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1148144350987626 0.00019503  
a .9593979157695477 3.3728e-05 au
q .8492451860355368 0.00021696 au
i 6.856135800106469 0.012095 deg
node 352.545672612572 0.00069888 deg
peri 319.4026344207428 0.0092421 deg
M 7.160179762570403 0.053456 deg
tp 2459389.673186983546
(2021-Jun-24.17318698)
0.050607 TDB
period 343.2389643023805
0.94
0.0181
4.956e-05
d
yr
n 1.048831972592872 5.5308e-05 deg/d
Q 1.069550645503558 3.76e-05 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      18 days  
   first obs. used      2020-03-05  
   last obs. used      2020-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .42893  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:20:36  

Additional Information
 Earth MOID = .0325461 au 
 Jupiter MOID = 4.03716 au 
 T_jup = 6.271 
[ 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 26.2   .39007 E2020-FA7 autocmod 2.8

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