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(2020 DR2)
Classification: Apollo [NEO, PHA]          SPK-ID: 3994619
[ 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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6906878287907653 1.1017e-05  
a 2.282537780199334 8.4058e-05 au
q .7060167166605629 1.2429e-06 au
i 19.73800154947269 0.00027482 deg
node 168.9610762123002 0.00017168 deg
peri 252.5363789575549 0.00052109 deg
M 156.6849381512218 0.0087636 deg
tp 2458848.285979249360
(2019-Dec-30.78597925)		 0.00037909 TDB
period 1259.578934637321
3.45		 0.069579
0.0001905		 d
yr
n .2858097973063174 1.5788e-05 deg/d
Q 3.859058843738105 0.00014212 au
   Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      61 days  
   first obs. used      2020-02-20  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .34453  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:20:00  

Additional Information
 Earth MOID = .00967251 au 
 Jupiter MOID = 2.07222 au 
 T_jup = 3.181 
[ 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 18.8   .31864 E2020H95 autocmod 2.8

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