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(2002 ON25)
Classification: Main-belt Asteroid          SPK-ID: 3218883
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2163533253068663 1.1868e-07  
a 3.152527006731637 3.8433e-08 au
q 2.470467305705545 3.6317e-07 au
i 24.47033120089225 1.3644e-05 deg
node 156.4809758887841 1.6197e-05 deg
peri 219.4562688766829 3.3412e-05 deg
M 33.96818315261463 2.3287e-05 deg
tp 2458807.589232808210
(2019-Nov-20.08923281)
0.00013358 TDB
period 2044.497813645911
5.60
3.7387e-05
1.024e-07
d
yr
n .1760823599796468 3.22e-09 deg/d
Q 3.834586707757728 4.6748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      6304 days (17.26 yr)  
   first obs. used      2002-07-21  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62851  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-26 04:16:59  

Additional Information
 Earth MOID = 1.50697 au 
 Jupiter MOID = 1.74131 au 
 T_jup = 3.034 
[ 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 16.5   n/a MPO369004  

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