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(2020 KF)
Classification: Apollo [NEO]          SPK-ID: 54017058
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 2458985.5 (2020-May-16.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4139615746073674 0.00086559  
a 1.501857562173484 0.0019067 au
q .8801462409001666 0.00018257 au
i 7.642050240103546 0.013442 deg
node 59.92949336953912 0.00092243 deg
peri 250.8833440153336 0.002672 deg
M 325.8698834950948 0.077669 deg
tp 2459049.234827593025
(2020-Jul-18.73482759)
0.023664 TDB
period 672.2666162065802
1.84
1.2803
0.003505
d
yr
n .5355018252005183 0.0010198 deg/d
Q 2.123568883446802 0.0026961 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      17 days  
   first obs. used      2020-05-12  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .32541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:33:38  

Additional Information
 Earth MOID = .0302352 au 
 Jupiter MOID = 3.18589 au 
 T_jup = 4.434 
[ 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 25.4   .43235 E2020-QF4 autocmod 2.8

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