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JPL Small-Body Database Browser
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(2021 KG)
Classification: Apollo [NEO]          SPK-ID: 54146074
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5205601123131441 0.00014162  
a 2.11689894384292 0.00062688 au
q 1.014925791880473 7.6816e-07 au
i 6.90591231231089 0.0012901 deg
node 56.99707176658359 4.4761e-05 deg
peri 182.4488790120848 0.00054666 deg
M 13.47693924957533 0.0059969 deg
tp 2459354.384943646497
(2021-May-19.88494365)
0.00044789 TDB
period 1124.989881344089
3.08
0.49971
0.001368
d
yr
n .3200028782213469 0.00014214 deg/d
Q 3.218872095805367 0.0009532 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      2 days  
   first obs. used      2021-05-16  
   last obs. used      2021-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .25259  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-17 20:12:03  

Additional Information
 Earth MOID = .00399351 au 
 Jupiter MOID = 1.80242 au 
 T_jup = 3.539 
[ 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 27.84   .39289 MPO622909 autocmod 2.9c

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