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(2021 AY3)
Classification: Apollo [NEO]          SPK-ID: 54105097
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.


Orbital Elements at Epoch 2459224.5 (2021-Jan-10.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5591808715840623 0.00096229  
a 2.044129447519622 0.0042698 au
q .9010913614249521 8.4866e-05 au
i 10.99665162713535 0.013817 deg
node 109.6367945906405 0.00082672 deg
peri 46.26951083149826 0.00048811 deg
M 348.4511430178108 0.040372 deg
tp 2459258.745027658605
(2021-Feb-13.24502766)
0.012417 TDB
period 1067.483126348394
2.92
3.3447
0.009157
d
yr
n .3372418646386238 0.0010567 deg/d
Q 3.187167533614292 0.0066574 au
  Orbit Determination Parameters
   # obs. used (total)      35  
   data-arc span      4 days  
   first obs. used      2021-01-09  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .53371  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-13 05:24:47  

Additional Information
 Earth MOID = .0166383 au 
 Jupiter MOID = 1.87506 au 
 T_jup = 3.566 
[ show covariance matrix ]

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 25.4   .38284 3 autocmod 2.8

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