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

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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 
[ 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 26.9   .31627 MPO545566 autocmod 2.8

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