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(2020 KN1)
Classification: Amor [NEO]          SPK-ID: 54017117
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2914675244918314 0.00022067  
a 1.577450373623616 0.00060457 au
q 1.117674818214826 8.0293e-05 au
i 23.50343689403347 0.010555 deg
node 75.30329375814911 0.0014033 deg
peri 128.210176100118 0.014126 deg
M 24.14014964124226 0.020994 deg
tp 2458951.974564477863
(2020-Apr-12.47456448)
0.014315 TDB
period 723.6556959085306
1.98
0.41602
0.001139
d
yr
n .497474146939491 0.00028599 deg/d
Q 2.037225929032406 0.00078078 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      25 days  
   first obs. used      2020-05-18  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53187  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:47:59  

Additional Information
 Earth MOID = .188397 au 
 Jupiter MOID = 3.05005 au 
 T_jup = 4.265 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458996.5 (2020-May-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2914679089670491 0.00022066  
q 1.11766890107266 8.03e-05 au
tp 2458951.972728483137
(2020-Apr-12.47272848)
0.014317 TDB
node 75.30332396155796 0.0014034 deg
peri 128.2082922637449 0.014129 deg
i 23.50336626667865 0.010555 deg
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      25 days  
   first obs. used      2020-05-18  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53187  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:47:59  

Additional Information
 Jupiter MOID = 3.05005 au 
 T_jup = 4.265 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.869268570214259E-8 1.771113390275306E-8 3.155276571932383E-6 -3.09571607010516E-7 3.113345452471111E-6 2.328870426896128E-6
q 1.771113390275306E-8 6.448012281268337E-9 1.149345786404462E-6 -1.126677512757689E-7 1.134186933005387E-6 8.473328742428542E-7
tp 3.155276571932383E-6 1.149345786404462E-6 .0002049703467310059 -2.007801966861055E-5 .0002022742525694395 .0001509689777536943
node -3.09571607010516E-7 -1.126677512757689E-7 -2.007801966861055E-5 1.969504720570987E-6 -1.981315265431096E-5 -1.481025045928205E-5
peri 3.113345452471111E-6 1.134186933005387E-6 .0002022742525694395 -1.981315265431096E-5 .0001996169899751037 .0001489698898810894
i 2.328870426896128E-6 8.473328742428542E-7 .0001509689777536943 -1.481025045928205E-5 .0001489698898810894 .0001114008509048775

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 22.952   .41234 6 autocmod 2.8

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