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(2003 AF23)
Classification: Aten [NEO, PHA]          SPK-ID: 3146499
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4258926824101736 7.9099e-07  
a .8746661064479091 1.8626e-09 au
q .5021522121595466 6.9232e-07 au
i 23.22599952257542 8.8162e-05 deg
node 286.7689107866753 1.3279e-05 deg
peri 43.96391066354425 4.4426e-05 deg
M 187.611292280763 0.00011589 deg
tp 2459143.576460200922
(2020-Oct-21.07646020)
9.5878e-05 TDB
period 298.7871209999465
0.82
9.544e-07
2.613e-09
d
yr
n 1.204871209961103 3.8487e-09 deg/d
Q 1.247180000736272 2.6559e-09 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      5189 days (14.21 yr)  
   first obs. used      2003-01-08  
   last obs. used      2017-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .35589  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:14:26  

Additional Information
 Earth MOID = .0328022 au 
 Jupiter MOID = 4.11711 au 
 T_jup = 6.631 
[ 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 20.9   n/a MPO409289  

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