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(2020 KO4)
Classification: Apollo [NEO]          SPK-ID: 54017230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458991.5 (2020-May-22.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5677677624995081 0.00096393  
a 2.175390022161638 0.0046399 au
q .9402736967151695 9.1403e-05 au
i 3.579333581920922 0.0043728 deg
node 65.15071569378527 0.00099363 deg
peri 220.4936388754749 0.0039495 deg
M 348.7258814074899 0.038764 deg
tp 2459028.201534559925
(2020-Jun-27.70153456)
0.0087688 TDB
period 1171.936620424651
3.21
3.7495
0.01027
d
yr
n .3071838474247472 0.0009828 deg/d
Q 3.410506347608107 0.0072743 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      10 days  
   first obs. used      2020-05-16  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .61686  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-25 19:42:22  

Additional Information
 Earth MOID = .00389504 au 
 Jupiter MOID = 1.7948 au 
 T_jup = 3.454 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 9.291667791145741E-7 -8.81043084790645E-8 -8.452314497351887E-6 -9.575817243653818E-7 3.806670454292581E-6 4.214934055297385E-6
q -8.81043084790645E-8 8.354555240705687E-9 8.014848153862305E-7 9.080733474757894E-8 -3.609704519345145E-7 -3.996444872377027E-7
tp -8.452314497351887E-6 8.014848153862305E-7 7.689244396930249E-5 8.711577877300159E-6 -3.462711354515299E-5 -3.83399555513873E-5
node -9.575817243653818E-7 9.080733474757894E-8 8.711577877300159E-6 9.872938084953466E-7 -3.923543139491881E-6 -4.343585928612538E-6
peri 3.806670454292581E-6 -3.609704519345145E-7 -3.462711354515299E-5 -3.923543139491881E-6 1.559832196534911E-5 1.726785903239306E-5
i 4.214934055297385E-6 -3.996444872377027E-7 -3.83399555513873E-5 -4.343585928612538E-6 1.726785903239306E-5 1.912114336133977E-5

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 26.98   .31627 1 autocmod 2.8

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