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(2020 PA)
Classification: Apollo [NEO]          SPK-ID: 54049885
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5402650064046017 0.00025572  
a 2.184624933830762 0.0012251 au
q 1.004348529963033 4.7024e-06 au
i 4.182904244198257 0.00016708 deg
node 308.872081703475 9.926e-05 deg
peri 345.9592437671936 0.0052163 deg
M 344.6323399875862 0.01136 deg
tp 2459050.846466902595
(2020-Jul-20.34646690)
0.0051636 TDB
period 1179.407149188173
3.23
0.9921
0.002716
d
yr
n .3052381022514579 0.00025676 deg/d
Q 3.364901337698492 0.001887 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      1 day  
   first obs. used      2020-08-01  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .67719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 16:42:06  

Additional Information
 Earth MOID = .000300281 au 
 Jupiter MOID = 1.87514 au 
 T_jup = 3.469 
[ 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 28.801   .33105 1 autocmod 2.8

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