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(2020 DE3)
Classification: Apollo [NEO]          SPK-ID: 54000958
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5248200809912362 0.00017861  
a 2.116210724856124 0.00080397 au
q 1.00558084084261 4.0576e-06 au
i 10.02523929246384 0.0023686 deg
node 161.4375173857369 0.00032091 deg
peri 7.672783512384149 0.00051004 deg
M 27.17242545082885 0.015519 deg
tp 2458915.628339613511
(2020-Mar-07.12833961)
0.00010961 TDB
period 1124.441312551437
3.08
0.64078
0.001754
d
yr
n .3201589944993523 0.00018245 deg/d
Q 3.226840608869637 0.0012259 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .34951  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-22 06:32:55  

Additional Information
 Earth MOID = .016615 au 
 Jupiter MOID = 1.74616 au 
 T_jup = 3.528 
[ 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 23.938   .3694 12 autocmod 2.8

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1983-Jan-19 02:00 9_05:15 Earth 0.427107350667936 0.283747744344644 0.571668167983427 20.1181743558038 20.1178642641407 2445353.583496896 13274.9600464859 7267089.40377698 7.33625422575632 8.42467120582147 1108934.57880301 T 12 CATAB v2.0f-lin.ifort 2020-Aug-22 06:32:57 2020-Aug-22 06:33
2020-Feb-28 10:46 < 00:01 Earth 0.0250555461545072 0.0250338662530939 0.0250772259602655 9.13898175101708 9.1273381472106 2458907.948888637 0.0496091291752343 1078.32330051898 2.00375101974252 0.154024311292883 2166.17947145551 T 12 CATAB v2.0f-lin.ifort 2020-Aug-22 06:32:57 2020-Aug-22 06:33
2023-May-04 01:02 2_06:56 Earth 0.401514485174889 0.370441470298216 0.432832126040729 18.7984707906709 18.7981177760484 2460068.543004257 3295.98367767659 1632214.2612547 14.2021863397687 -17.5756935005669 1112828.86785022 T 12 CATAB v2.0f-lin.ifort 2020-Aug-22 06:32:57 2020-Aug-22 06:33
2097-Jan-16 07:23 7_17:27 Earth 0.489725094940705 0.353033985016255 0.627339459348571 21.9865970909995 21.9863496313327 2486989.807805139 11126.6417912415 6920998.04417147 7.34458205545814 8.46510635206749 1294102.79565635 T 12 CATAB v2.0f-lin.ifort 2020-Aug-22 06:32:57 2020-Aug-22 06:33
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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