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(2008 AH33)
Classification: Apollo [NEO, PHA]          SPK-ID: 3399918
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5476865691928293 8.0488e-08  
a 2.104184122276433 2.0048e-08 au
q .9517507393968283 1.6768e-07 au
i 36.76812701653306 0.00013302 deg
node 335.876458848529 4.3076e-05 deg
peri 176.9066093770209 0.00013578 deg
M 80.86678568993304 4.1382e-05 deg
tp 2458950.066907828467
(2020-Apr-10.56690783)
0.0001255 TDB
period 1114.869503128713
3.05
1.5933e-05
4.362e-08
d
yr
n .3229077474894723 4.6148e-09 deg/d
Q 3.256617505156037 3.1027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      49  
   data-arc span      2263 days (6.20 yr)  
   first obs. used      2008-01-12  
   last obs. used      2014-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53955  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:19:01  

Additional Information
 Earth MOID = .0378441 au 
 Jupiter MOID = 1.7475 au 
 T_jup = 3.325 
[ 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 19.5   n/a MPO292125  

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