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(2020 EH)
Classification: Apollo [NEO]          SPK-ID: 54013542
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6950520154927936 0.00023769  
a 1.730322531288604 0.0014163 au
q .5276583684638675 2.0661e-05 au
i 45.04062063857882 0.016544 deg
node .7341479425754401 0.00011348 deg
peri 288.7151309572566 0.015732 deg
M 90.79715920898511 0.1068 deg
tp 2458990.819143758595
(2020-May-21.31914376)
0.010798 TDB
period 831.3598013916273
2.28
1.0207
0.002795
d
yr
n .4330255076049982 0.00053166 deg/d
Q 2.932986694113342 0.0024007 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      21 days  
   first obs. used      2020-03-05  
   last obs. used      2020-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .44986  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-28 06:13:20  

Additional Information
 Earth MOID = .0954646 au 
 Jupiter MOID = 3.46973 au 
 T_jup = 3.593 
[ 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 21.0   .54088 E2020-FH5 autocmod 2.8

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