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(2020 JN3)
Classification: Apollo [NEO]          SPK-ID: 54017159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2078067445923044 0.00015423  
a 1.150770145129275 0.00014525 au
q .9116323474959466 6.2422e-05 au
i .5977089189575177 0.00044072 deg
node 164.6578068389196 0.032183 deg
peri 146.5845451297209 0.032093 deg
M 117.5207136102785 0.017104 deg
tp 2459053.304943207814
(2020-Jul-22.80494321)
0.0064462 TDB
period 450.9011119598284
1.23
0.085368
0.0002337
d
yr
n .7984012246837685 0.00015116 deg/d
Q 1.389907942762603 0.00017543 au
  Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      11 days  
   first obs. used      2020-05-15  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .36871  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:32:06  

Additional Information
 Earth MOID = .00480396 au 
 Jupiter MOID = 3.81827 au 
 T_jup = 5.442 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458989.5 (2020-May-20.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2078237359480256 0.00015401  
q .9105881904088318 6.0887e-05 au
tp 2459053.697145494170
(2020-Jul-23.19714549)
0.0073233 TDB
node 177.2217483432125 0.0052054 deg
peri 134.5133586087426 0.0061044 deg
i .6314851579699217 0.00043764 deg
  Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      11 days  
   first obs. used      2020-05-15  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .36871  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:32:06  

Additional Information
 Jupiter MOID = 3.81827 au 
 T_jup = 5.442 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.37196583189288E-8 -9.377156676583287E-9 -1.127808960751759E-6 7.673671801440175E-7 -9.128019885111406E-7 6.738224720735398E-8
q -9.377156676583287E-9 3.707175080553717E-9 4.458379432837439E-7 -3.035241265702229E-7 3.609903607312715E-7 -2.663963451881453E-8
tp -1.127808960751759E-6 4.458379432837439E-7 5.363073810923585E-5 -3.642626710338518E-5 4.334957876864176E-5 -3.203390288425057E-6
node 7.673671801440175E-7 -3.035241265702229E-7 -3.642626710338518E-5 2.709606472406514E-5 -3.172842060289211E-5 2.195570323748731E-6
peri -9.128019885111406E-7 3.609903607312715E-7 4.334957876864176E-5 -3.172842060289211E-5 3.72633442396908E-5 -2.608157508758711E-6
i 6.738224720735398E-8 -2.663963451881453E-8 -3.203390288425057E-6 2.195570323748731E-6 -2.608157508758711E-6 1.915284916852371E-7

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 27.4   .41318 E2020L57 autocmod 2.8

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