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(2020 KQ4)
Classification: Apollo [NEO]          SPK-ID: 54017232
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332669896986405 8.8592e-05  
a 1.065060706895432 6.2334e-05 au
q .9231232726411714 4.0403e-05 au
i 4.923440403627603 0.0032286 deg
node 60.46988320167031 0.0004547 deg
peri 106.4296046587658 0.0061734 deg
M 67.33988041910781 0.015396 deg
tp 2458925.401751030066
(2020-Mar-16.90175103)
0.010579 TDB
period 401.4763534017935
1.10
0.035245
9.65e-05
d
yr
n .8966904201197514 7.872e-05 deg/d
Q 1.206998141149692 7.0641e-05 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      6 days  
   first obs. used      2020-05-24  
   last obs. used      2020-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .37576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-31 06:03:45  

Additional Information
 Earth MOID = .00252857 au 
 Jupiter MOID = 3.75957 au 
 T_jup = 5.779 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458995.5 (2020-May-26.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1333935823212768 8.8256e-05  
q .9219059558774602 3.8513e-05 au
tp 2458924.976446222599
(2020-Mar-16.47644622)
0.011494 TDB
node 60.50724632918166 0.00052644 deg
peri 105.8433379371515 0.0073432 deg
i 4.954511351006176 0.0031885 deg
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      6 days  
   first obs. used      2020-05-24  
   last obs. used      2020-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .37576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-31 06:03:45  

Additional Information
 Jupiter MOID = 3.75957 au 
 T_jup = 5.779 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.789166495859815E-9 -3.395166608632585E-9 1.012433176800966E-6 -4.637784782850318E-8 6.428205562621764E-7 2.813750371976853E-7
q -3.395166608632585E-9 1.483289044667786E-9 -4.399769091578746E-7 2.016680944298879E-8 -2.784741401144454E-7 -1.227248491140054E-7
tp 1.012433176800966E-6 -4.399769091578746E-7 .0001321136959619109 -6.047109146576294E-6 8.422582692291434E-5 3.654243567303614E-5
node -4.637784782850318E-8 2.016680944298879E-8 -6.047109146576294E-6 2.771419418150558E-7 -3.852318719568734E-6 -1.67394642157326E-6
peri 6.428205562621764E-7 -2.784741401144454E-7 8.422582692291434E-5 -3.852318719568734E-6 5.392309688460105E-5 2.318118812701798E-5
i 2.813750371976853E-7 -1.227248491140054E-7 3.654243567303614E-5 -1.67394642157326E-6 2.318118812701798E-5 1.016678789550334E-5

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 26.507   .47596 5 autocmod 2.8

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