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(2020 KM4)
Classification: Apollo [NEO]          SPK-ID: 54017229
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2230975629429173 8.7458e-05  
a 1.271817952823051 0.00013287 au
q .9880784670411781 8.0064e-06 au
i 6.092488333194675 0.0021561 deg
node 64.57122407583689 2.8027e-05 deg
peri 214.5299383189927 6.17e-05 deg
M 341.6003711306266 0.0037475 deg
tp 2459027.275797565870
(2020-Jun-26.77579757)
0.0012579 TDB
period 523.8848670343476
1.43
0.082096
0.0002248
d
yr
n .6871738861973984 0.00010768 deg/d
Q 1.555557438604924 0.00016251 au
  Orbit Determination Parameters
   # obs. used (total)      50  
   data-arc span      14 days  
   first obs. used      2020-05-12  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .43631  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-14 06:30:21  

Additional Information
 Earth MOID = .00537812 au 
 Jupiter MOID = 3.55294 au 
 T_jup = 5.050 
[ 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 27.915   .39966 4 autocmod 2.8

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