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JPL Small-Body Database Browser
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(2021 KC1)
Classification: Amor [NEO]          SPK-ID: 54146685
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.


Orbital Elements at Epoch 2459352.5 (2021-May-18.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4998365552152542 0.0021804  
a 2.064570719592295 0.0091488 au
q 1.032622803113004 7.4494e-05 au
i 5.343133648812631 0.015985 deg
node 77.10163723577044 0.013402 deg
peri 175.6171920112027 0.0069121 deg
M 355.5301627548826 0.029868 deg
tp 2459365.953407024016
(2021-May-31.45340702)
0.0025807 TDB
period 1083.535319756053
2.97
7.2023
0.01972
d
yr
n .3322457454188483 0.0022084 deg/d
Q 3.096518636071587 0.013722 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      3 days  
   first obs. used      2021-05-17  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .49766  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-31 06:00:31  

Additional Information
 Earth MOID = .0185232 au 
 Jupiter MOID = 1.96489 au 
 T_jup = 3.607 
[ 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 25.95   .49853 MPO622912 autocmod 2.9c

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