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(2001 FR85)
Classification: Aten [NEO]          SPK-ID: 3072273
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02789279991918523 5.387e-07  
a .98288338195866 5.1908e-07 au
q .9554680124417949 9.8024e-07 au
i 5.245435220001021 3.3165e-05 deg
node 183.0407225974502 4.8142e-05 deg
peri 233.6982305499451 0.0014461 deg
M 10.59119875347071 0.0071921 deg
tp 2458990.028858397904
(2020-May-20.52885840)
0.0071023 TDB
period 355.9191989971105
0.97
0.00028195
7.719e-07
d
yr
n 1.011465526485753 8.0126e-07 deg/d
Q 1.010298751475525 5.3356e-07 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      7 days  
   first obs. used      2001-03-26  
   last obs. used      2001-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .43422  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:16:27  

Additional Information
 Earth MOID = .00152293 au 
 Jupiter MOID = 3.99114 au 
 T_jup = 6.159 
[ 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 24.8   n/a MPO41679  

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