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(2020 KJ7)
Classification: Amor [NEO]          SPK-ID: 54017316
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1942938591353837 8.8251e-06  
a 1.291350523421655 1.5282e-05 au
q 1.040449046729564 9.1743e-07 au
i 3.346775718448383 0.00011699 deg
node 114.1684384282614 3.0327e-05 deg
peri 187.5483895423758 5.2705e-05 deg
M 324.4200254382617 0.00067263 deg
tp 2459053.474610682451
(2020-Jul-22.97461068)
6.8954e-05 TDB
period 535.9998167674478
1.47
0.0095144
2.605e-05
d
yr
n .6716420206467941 1.1922e-05 deg/d
Q 1.542252000113746 1.8251e-05 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      79 days  
   first obs. used      2020-05-14  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .53757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-31 09:29:31  

Additional Information
 Earth MOID = .0253532 au 
 Jupiter MOID = 3.63547 au 
 T_jup = 5.005 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459010.5 (2020-Jun-10.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943440665571894 8.822e-06  
q 1.040406552099407 9.2083e-07 au
tp 2459053.485795501887
(2020-Jul-22.98579550)
7.0277e-05 TDB
node 114.1523835224039 3.2e-05 deg
peri 187.5778802249407 5.5024e-05 deg
i 3.347936108347611 0.0001169 deg
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      79 days  
   first obs. used      2020-05-14  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .53757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-31 09:29:31  

Additional Information
 Jupiter MOID = 3.63547 au 
 T_jup = 5.005 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.782836251496459E-11 8.112504125791472E-12 -5.468477441200874E-10 2.582389676534872E-10 -3.334288036944436E-10 1.031078771055268E-9
q 8.112504125791472E-12 8.47926787632589E-13 -5.84970567259853E-11 2.717148031428838E-11 -3.652021730359013E-11 1.074194374093313E-10
tp -5.468477441200874E-10 -5.84970567259853E-11 4.938920541146144E-9 -1.972237182753237E-9 3.605044236094868E-9 -7.198424078574986E-9
node 2.582389676534872E-10 2.717148031428838E-11 -1.972237182753237E-9 1.024014821916546E-9 -1.433047741343277E-9 3.403019562806314E-9
peri -3.334288036944436E-10 -3.652021730359013E-11 3.605044236094868E-9 -1.433047741343277E-9 3.027601067544489E-9 -4.352637396382229E-9
i 1.031078771055268E-9 1.074194374093313E-10 -7.198424078574986E-9 3.403019562806314E-9 -4.352637396382229E-9 1.366570625786263E-8

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 25.137   .38246 18 autocmod 2.8

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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