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(2016 AH164)
Classification: Apollo [NEO]          SPK-ID: 3739705
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2489409854854175 5.0819e-05  
a 1.150716386922063 1.4603e-05 au
q .8642559155474659 4.7512e-05 au
i 1.7228276710562 0.0020483 deg
node 290.5382628074357 0.044189 deg
peri 113.1339626080516 0.036507 deg
M 43.11181960625563 0.12322 deg
tp 2459146.506096487687
(2020-Oct-24.00609649)
0.15329 TDB
period 450.8695165724865
1.23
0.0085826
2.35e-05
d
yr
n .7984571738997188 1.5199e-05 deg/d
Q 1.437176858296661 1.8238e-05 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      5 days  
   first obs. used      2016-01-13  
   last obs. used      2016-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .61731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:53:25  

Additional Information
 Earth MOID = 2.23042E-6 au 
 Jupiter MOID = 3.93015 au 
 T_jup = 5.432 
[ 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 29.7   n/a MPO365030  

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