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(2020 KB4)
Classification: Apollo [NEO]          SPK-ID: 54017213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458993.5 (2020-May-24.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3658330468474241 0.0026618  
a 1.046767207709926 0.0014458 au
q .6638251707734335 0.0018695 au
i 3.398722999413587 0.030529 deg
node 241.4895898617911 0.00010347 deg
peri 245.2898716022808 0.0054251 deg
M 74.01985954415125 0.33601 deg
tp 2458913.069763412230
(2020-Mar-04.56976341)
0.19848 TDB
period 391.1772509420426
1.07
0.81045
0.002219
d
yr
n .9202989159851173 0.0019067 deg/d
Q 1.429709244646419 0.0019747 au
  Orbit Determination Parameters
   # obs. used (total)      13  
   data-arc span      3 days  
   first obs. used      2020-05-23  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .47706  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-26 08:18:38  

Additional Information
 Earth MOID = .0086716 au 
 Jupiter MOID = 3.63616 au 
 T_jup = 5.804 
[ 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 26.952   .2844 2 autocmod 2.8

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