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(2018 PC20)
Classification: Amor [NEO]          SPK-ID: 3826711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4041976430949596 0.00058524  
a 1.708786688968096 0.0016878 au
q 1.018099136735152 5.5751e-06 au
i 8.983864552206848 0.0091994 deg
node 139.2836465673877 0.00039493 deg
peri 153.5968695620768 0.001393 deg
M 300.7716541182731 0.44734 deg
tp 2459134.732385562348
(2020-Oct-12.23238556)
1.2127 TDB
period 815.8873607401227
2.23
1.2088
0.00331
d
yr
n .4412373782496523 0.00065372 deg/d
Q 2.39947424120104 0.00237 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      23 days  
   first obs. used      2018-08-10  
   last obs. used      2018-09-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37202  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-03 06:52:36  

Additional Information
 Earth MOID = .0283881 au 
 Jupiter MOID = 2.83334 au 
 T_jup = 4.081 
[ 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 25.2   .37687 MPO452054 autocmod 2.6n

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