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(2020 DX2)
Classification: Apollo [NEO]          SPK-ID: 54000000
[ 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 2458900.5 (2020-Feb-21.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6118682920497498 0.0041197  
a 2.246198439671902 0.023186 au
q .8718208367850422 0.00025579 au
i 9.858420689982042 0.046628 deg
node 327.356396198003 0.026709 deg
peri 247.8972229756216 0.034924 deg
M 347.2934787135606 0.2203 deg
tp 2458943.900504337916
(2020-Apr-04.40050434)		 0.080482 TDB
period 1229.619123081636
3.37		 19.039
0.05213		 d
yr
n .2927735859359265 0.0045332 deg/d
Q 3.620576042558761 0.037373 au
   Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      5 days  
   first obs. used      2020-02-20  
   last obs. used      2020-02-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .51607  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:20:00  

Additional Information
 Earth MOID = .0548876 au 
 Jupiter MOID = 1.54727 au 
 T_jup = 3.341 
[ 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 23.5   .27916 E2020-DB1 autocmod 2.8

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