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(2020 KK4)
Classification: Apollo [NEO]          SPK-ID: 54017228
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3954083645495742 0.00051219  
a 1.603453441384318 0.001307 au
q .9694345384951584 3.1102e-05 au
i 3.633318128364748 0.00363 deg
node 241.458451385361 0.00070399 deg
peri 322.7494949433253 0.0020203 deg
M 19.2730819983671 0.027477 deg
tp 2458960.796240972752
(2020-Apr-21.29624097)
0.0080609 TDB
period 741.6226035369008
2.03
0.90674
0.002483
d
yr
n .4854220978205225 0.0005935 deg/d
Q 2.237472344273479 0.0018237 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      19 days  
   first obs. used      2020-05-22  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .54631  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-10 05:55:35  

Additional Information
 Earth MOID = .00608288 au 
 Jupiter MOID = 2.72879 au 
 T_jup = 4.263 
[ 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 26.275   .47313 7 autocmod 2.8

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