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(2020 RA6)
Classification: Apollo [NEO]          SPK-ID: 54054282
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6381549333094376 0.00021108  
a 1.946389904783249 0.00097807 au
q .7042915849021321 5.6928e-05 au
i 7.291350953722355 0.0020843 deg
node 176.7907398212179 5.228e-05 deg
peri 255.0932172898003 0.00060428 deg
M 303.2186776206432 0.045045 deg
tp 2459156.939418795246
(2020-Nov-03.43941880)
0.006186 TDB
period 991.8435923352773
2.72
0.74761
0.002047
d
yr
n .3629604534243012 0.00027359 deg/d
Q 3.188488224664366 0.0016022 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      12 days  
   first obs. used      2020-09-06  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .54114  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 05:27:07  

Additional Information
 Earth MOID = .00304093 au 
 Jupiter MOID = 2.18516 au 
 T_jup = 3.607 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459104.5 (2020-Sep-12.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6382113086992783 0.00021102  
q .7041849566749782 5.6918e-05 au
tp 2459156.940787771545
(2020-Nov-03.44078777)
0.0061847 TDB
node 176.7823766938511 5.3276e-05 deg
peri 255.1112148606001 0.00060608 deg
i 7.293183047717328 0.0020841 deg
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      12 days  
   first obs. used      2020-09-06  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .54114  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 05:27:07  

Additional Information
 Jupiter MOID = 2.18516 au 
 T_jup = 3.607 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.452773052330583E-8 -1.201054864605979E-8 -1.30506647435892E-6 1.093722747485749E-8 -1.276029413036698E-7 4.397595796237655E-7
q -1.201054864605979E-8 3.239685974140327E-9 3.520156047029384E-7 -2.949149649646123E-9 3.440907529226403E-8 -1.186185070075579E-7
tp -1.30506647435892E-6 3.520156047029384E-7 3.825039556707149E-5 -3.205841638206754E-7 3.74031199944223E-6 -1.288889827791586E-5
node 1.093722747485749E-8 -2.949149649646123E-9 -3.205841638206754E-7 2.838327093973502E-9 -3.161766651701157E-8 1.078505574636109E-7
peri -1.276029413036698E-7 3.440907529226403E-8 3.74031199944223E-6 -3.161766651701157E-8 3.673309446975971E-7 -1.259867517964677E-6
i 4.397595796237655E-7 -1.186185070075579E-7 -1.288889827791586E-5 1.078505574636109E-7 -1.259867517964677E-6 4.343364661594346E-6

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 25.976   .45549 7 autocmod 2.8

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