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(2020 PT4)
Classification: Apollo [NEO]          SPK-ID: 54051094
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4908559932462872 0.00027964  
a 1.598874094591963 0.0007465 au
q .8140571628152665 6.7039e-05 au
i 3.9918160397541 0.0019432 deg
node 163.0865442025104 0.00018652 deg
peri 249.5950724771601 0.0011001 deg
M 288.0842542461726 0.054391 deg
tp 2459148.016742456135
(2020-Oct-25.51674246)
0.0082582 TDB
period 738.4478423681265
2.02
0.51716
0.001416
d
yr
n .4875090417293615 0.00034142 deg/d
Q 2.383691026368659 0.0011129 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      25 days  
   first obs. used      2020-08-13  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .36286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-08 06:51:22  

Additional Information
 Earth MOID = .00529352 au 
 Jupiter MOID = 3.00905 au 
 T_jup = 4.218 
[ 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 24.852   .63681 6 autocmod 2.8

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