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(2020 SQ)
Classification: Apollo [NEO]          SPK-ID: 54054452
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2100638118375143 0.00029422  
a 1.056664318756163 0.00015565 au
q .8346973841255534 0.00018794 au
i 4.086775223246487 0.0063654 deg
node 177.6302216744523 9.601e-05 deg
peri 278.5253706077874 0.0020925 deg
M 183.6366290698312 0.058882 deg
tp 2459194.861338388452
(2020-Dec-11.36133839)
0.021945 TDB
period 396.7381744338927
1.09
0.087663
0.00024
d
yr
n .9073994467854913 0.0002005 deg/d
Q 1.278631253386773 0.00018835 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      14 days  
   first obs. used      2020-09-12  
   last obs. used      2020-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .76731  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-26 06:45:53  

Additional Information
 Earth MOID = .00572013 au 
 Jupiter MOID = 3.8481 au 
 T_jup = 5.803 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459110.5 (2020-Sep-18.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103529324048815 0.00029337  
q .8343336247616097 0.00018684 au
tp 2459194.838598399028
(2020-Dec-11.33859840)
0.02185 TDB
node 177.6151088239882 4.8408e-05 deg
peri 278.5603522368586 0.002186 deg
i 4.089425521784921 0.0063592 deg
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      14 days  
   first obs. used      2020-09-12  
   last obs. used      2020-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .76731  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-26 06:45:53  

Additional Information
 Jupiter MOID = 3.8481 au 
 T_jup = 5.803 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.606596134463735E-8 -5.481297492782727E-8 -6.410082120097739E-6 -1.335194224994427E-8 -6.401551855183432E-7 1.865576717357078E-6
q -5.481297492782727E-8 3.490893067930206E-8 4.082379876189164E-6 8.503608683707686E-9 4.07665178038376E-7 -1.188133215542423E-6
tp -6.410082120097739E-6 4.082379876189164E-6 .0004774249492142132 9.934084073181079E-7 4.769096670421858E-5 -.0001389429021883875
node -1.335194224994427E-8 8.503608683707686E-9 9.934084073181079E-7 2.343344557528644E-9 9.809281446757832E-8 -2.898830707587224E-7
peri -6.401551855183432E-7 4.07665178038376E-7 4.769096670421858E-5 9.809281446757832E-8 4.77872621400656E-6 -1.387301301155861E-5
i 1.865576717357078E-6 -1.188133215542423E-6 -.0001389429021883875 -2.898830707587224E-7 -1.387301301155861E-5 4.043987582198813E-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 27.336   .49562 5 autocmod 2.8

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