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(2020 FJ4)
Classification: Apollo [NEO]          SPK-ID: 54016354
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6325424604074051 0.00010277  
a 2.423855063083348 0.00064789 au
q .8906638178096611 1.1101e-05 au
i 7.429482017783038 0.00095831 deg
node 4.486214454942736 4.452e-06 deg
peri 224.368406713102 0.00027902 deg
M 61.34140101266779 0.02427 deg
tp 2458965.639712733838
(2020-Apr-26.13971273)
0.0012507 TDB
period 1378.346467801699
3.77
0.55264
0.001513
d
yr
n .2611825171752048 0.00010472 deg/d
Q 3.957046308357036 0.0010577 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      1 day  
   first obs. used      2020-03-24  
   last obs. used      2020-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .29324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-03 06:33:33  

Additional Information
 Earth MOID = .00126997 au 
 Jupiter MOID = 1.14031 au 
 T_jup = 3.195 
[ 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 29.5   .26694 E2020R05 autocmod 2.8

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