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(2020 DE3)
Classification: Apollo [NEO]          SPK-ID: 54000958
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5250218241170018 0.00017865  
a 2.116940909849965 0.00080536 au
q 1.005500731812631 4.3289e-06 au
i 10.02960677688893 0.0023719 deg
node 161.4125530144409 0.0003033 deg
peri 7.721138986160302 0.00054287 deg
M 91.13284555381829 0.052043 deg
tp 2458915.703950542580
(2020-Mar-07.20395054)
0.00011834 TDB
period 1125.023334689185
3.08
0.642
0.001758
d
yr
n .3199933627149687 0.00018261 deg/d
Q 3.2283810878873 0.0012282 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      29 days  
   first obs. used      2020-02-24  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .34951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:20:03  

Additional Information
 Earth MOID = .0163345 au 
 Jupiter MOID = 1.7437 au 
 T_jup = 3.527 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458918.5 (2020-Mar-10.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5251404486903093 0.00017845  
q 1.00555062733749 4.0604e-06 au
tp 2458915.629388029249
(2020-Mar-07.12938803)
0.00010692 TDB
node 161.4490037052566 0.00031123 deg
peri 7.659379907267446 0.00051812 deg
i 10.02826050342632 0.0023665 deg
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      29 days  
   first obs. used      2020-02-24  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .34951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:20:03  

Additional Information
 Jupiter MOID = 1.7437 au 
 T_jup = 3.527 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.184283293410744E-8 7.245483005781631E-10 1.879022985029316E-8 5.552101913995384E-8 9.238976358727193E-8 4.22288708040613E-7
q 7.245483005781631E-10 1.648710145833829E-11 4.275327931236459E-10 1.263425923496039E-9 2.102098751071363E-9 9.608772962963291E-9
tp 1.879022985029316E-8 4.275327931236459E-10 1.143121900149998E-8 3.283448060291848E-8 5.486078862648411E-8 2.492382611947878E-7
node 5.552101913995384E-8 1.263425923496039E-9 3.283448060291848E-8 9.686141524450136E-8 1.611220036992431E-7 7.363090579721223E-7
peri 9.238976358727193E-8 2.102098751071363E-9 5.486078862648411E-8 1.611220036992431E-7 2.684445150361396E-7 1.225292267817791E-6
i 4.22288708040613E-7 9.608772962963291E-9 2.492382611947878E-7 7.363090579721223E-7 1.225292267817791E-6 5.600308814236731E-6

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 23.9   .3694 E2020-QF4 autocmod 2.8

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