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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1942939134320222 8.8279e-06  
a 1.29135061713616 1.5286e-05 au
q 1.040449052119918 9.177e-07 au
i 3.346776411007012 0.00011703 deg
node 114.1684388514986 3.0407e-05 deg
peri 187.5483890768113 5.2749e-05 deg
M 324.4200295725711 0.00067284 deg
tp 2459053.474610293550
(2020-Jul-22.97461029)
6.8969e-05 TDB
period 535.9998751144544
1.47
0.0095174
2.606e-05
d
yr
n .6716419475342743 1.1926e-05 deg/d
Q 1.542252182152402 1.8257e-05 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   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      .5449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-01 06:06:39  

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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943441208352603 8.8248e-06  
q 1.040406557510482 9.211e-07 au
tp 2459053.485795103739
(2020-Jul-22.98579510)
7.0293e-05 TDB
node 114.152383956674 3.2079e-05 deg
peri 187.5778797381997 5.5069e-05 deg
i 3.347936800332319 0.00011693 deg
  Orbit Determination Parameters
   # obs. used (total)      98  
   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      .5449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-01 06:06:39  

Additional Information
 Jupiter MOID = 3.63547 au 
 T_jup = 5.005 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.787699636119489E-11 8.11746378744577E-12 -5.471608677794476E-10 2.587097291946071E-10 -3.339128356828996E-10 1.031700256790807E-9
q 8.11746378744577E-12 8.484334881107852E-13 -5.852862428673482E-11 2.722016399566266E-11 -3.656997033126297E-11 1.074828291259853E-10
tp -5.471608677794476E-10 -5.852862428673482E-11 4.941081206543156E-9 -1.975001214348113E-9 3.60800629722664E-9 -7.202420048801339E-9
node 2.587097291946071E-10 2.722016399566266E-11 -1.975001214348113E-9 1.029067999949682E-9 -1.438021589016554E-9 3.409045647045156E-9
peri -3.339128356828996E-10 -3.656997033126297E-11 3.60800629722664E-9 -1.438021589016554E-9 3.032586836239875E-9 -4.358828829460471E-9
i 1.031700256790807E-9 1.074828291259853E-10 -7.202420048801339E-9 3.409045647045156E-9 -4.358828829460471E-9 1.367364824873296E-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 25.136   .38444 17 autocmod 2.8

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