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(2020 KR)
Classification: Apollo [NEO]          SPK-ID: 54017084
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4533663708319005 0.00020062  
a 1.430111822626566 0.00042183 au
q .7817472157185652 5.633e-05 au
i 9.427637831519496 0.0031614 deg
node 59.81269547086236 6.3687e-05 deg
peri 253.7269934652774 0.0026136 deg
M 336.375371721395 0.015249 deg
tp 2459041.493585485479
(2020-Jul-10.99358549)
0.0083224 TDB
period 624.6739885485198
1.71
0.27638
0.0007567
d
yr
n .5763006089568239 0.00025498 deg/d
Q 2.078476429534567 0.00061307 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      4 days  
   first obs. used      2020-05-16  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .54777  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:02:17  

Additional Information
 Earth MOID = .00150122 au 
 Jupiter MOID = 3.25736 au 
 T_jup = 4.560 
[ 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 28.078   .30556 2 autocmod 2.8

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