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JPL Small-Body Database Browser
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(2021 KP)
Classification: Apollo [NEO]          SPK-ID: 54146674
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5613499411767564 0.0007475  
a 2.18885121498651 0.0036024 au
q .960139714209161 5.5959e-05 au
i 8.996015781765855 0.0084236 deg
node 65.34891979111458 0.00021997 deg
peri 210.7366258713674 0.003236 deg
M 3.28043202278841 0.0067472 deg
tp 2459385.721673590715
(2021-Jun-20.22167359)
0.0044412 TDB
period 1182.831249173235
3.24
2.9201
0.007995
d
yr
n .3043544886488497 0.00075137 deg/d
Q 3.41756271576386 0.0056247 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      7 days  
   first obs. used      2021-05-18  
   last obs. used      2021-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .51469  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-28 05:48:54  

Additional Information
 Earth MOID = .00097632 au 
 Jupiter MOID = 1.76452 au 
 T_jup = 3.438 
[ 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 26.11   .57026 MPO622911 autocmod 2.9c

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