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(2021 AW11)
Classification: Amor [NEO]          SPK-ID: 54109628
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4827928096732126 1.1056e-05  
a 2.463701041721614 5.9235e-05 au
q 1.274243893594015 3.6856e-06 au
i 6.154975826579996 3.1585e-05 deg
node 219.1073487172157 0.00043514 deg
peri 187.5337328701369 0.00061971 deg
M 25.94590732586774 0.001107 deg
tp 2459098.700229399075
(2020-Sep-06.20022940)
0.00072874 TDB
period 1412.473919530098
3.87
0.05094
0.0001395
d
yr
n .2548719626056988 9.1919e-06 deg/d
Q 3.653158189849213 8.7833e-05 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      224 days  
   first obs. used      2020-06-28  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .69889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:23:18  

Additional Information
 Earth MOID = .283314 au 
 Jupiter MOID = 1.75919 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459195.5 (2020-Dec-12.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4827919232530635 1.1056e-05  
q 1.274245098688259 3.6856e-06 au
tp 2459098.700257169407
(2020-Sep-06.20025717)
0.00072874 TDB
node 219.1074682369067 0.00043514 deg
peri 187.5337039600039 0.00061971 deg
i 6.154978697703648 3.1585e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      224 days  
   first obs. used      2020-06-28  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .69889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:23:18  

Additional Information
 Jupiter MOID = 1.75919 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.222386766090261E-10 3.715232763695056E-11 7.145866680404117E-9 1.846857196412897E-9 5.137858627338709E-9 3.355611965925613E-10
q 3.715232763695056E-11 1.358370671259233E-11 2.656721239671463E-9 7.017537905112634E-10 1.753338923319627E-9 9.534825910923787E-11
tp 7.145866680404117E-9 2.656721239671463E-9 5.310583348813658E-7 1.384018143369769E-7 3.441585065158395E-7 1.797956963496906E-8
node 1.846857196412897E-9 7.017537905112634E-10 1.384018143369769E-7 1.893467020559623E-7 -6.230522980411645E-8 4.019267614093798E-9
peri 5.137858627338709E-9 1.753338923319627E-9 3.441585065158395E-7 -6.230522980411645E-8 3.84046100364522E-7 1.410484042529463E-8
i 3.355611965925613E-10 9.534825910923787E-11 1.797956963496906E-8 4.019267614093798E-9 1.410484042529463E-8 9.975813945850516E-10

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 19.4   .46712 MPO606079 autocmod 2.8

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