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(2009 FR)
Classification: Apollo [NEO]          SPK-ID: 3454526
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 2454912.5 (2009-Mar-22.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5239255331919654 0.00088072  
a 2.098004010073325 0.003908 au
q .9988061404567766 1.2757e-05 au
i 1.505335676972856 0.0019231 deg
node 183.8958577279634 0.0015028 deg
peri 336.6839626257444 0.00070747 deg
M 5.809417169704126 0.017634 deg
tp 2454894.588252393923
(2009-Mar-04.08825239)
0.0043228 TDB
period 1109.961455654273
3.04
3.1013
0.008491
d
yr
n .3243355867594482 0.00090622 deg/d
Q 3.197201879689874 0.0059555 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      14 days  
   first obs. used      2009-03-17  
   last obs. used      2009-03-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .85235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:40:06  

Additional Information
 Earth MOID = .01144 au 
 Jupiter MOID = 1.7923 au 
 T_jup = 3.561 
[ 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 26.4   n/a MPO156198  

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