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(2016 AN9)
Classification: Apollo [NEO]          SPK-ID: 3739263
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 2457392.5 (2016-Jan-05.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4995105997313488 0.00097617  
a 1.942238339600096 0.0037598 au
q .9720697017652331 1.4224e-05 au
i 8.048517685204882 0.01201 deg
node 99.89146609347033 0.0014881 deg
peri 28.12947897606208 0.0037616 deg
M 352.7438452017722 0.022498 deg
tp 2457412.427657459690
(2016-Jan-24.92765746)
0.0039225 TDB
period 988.6719460892029
2.71
2.8708
0.00786
d
yr
n .3641248256552826 0.0010573 deg/d
Q 2.91240697743496 0.0056379 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      7 days  
   first obs. used      2016-01-02  
   last obs. used      2016-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .60208  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:29:24  

Additional Information
 Earth MOID = .0195611 au 
 Jupiter MOID = 2.18833 au 
 T_jup = 3.727 
[ 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 26.8   n/a MPO364930  

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