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(2009 RG2)
Classification: Apollo [NEO]          SPK-ID: 3467094
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2455090.5 (2009-Sep-16.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3749733210674482 0.0010182  
a 1.559856137160527 0.0024821 au
q .9749517010220035 3.6979e-05 au
i 3.070773984129322 0.0067457 deg
node 353.9443592079205 0.0012322 deg
peri 37.829832068168 0.0043399 deg
M 343.2398636012233 0.047734 deg
tp 2455123.628387221539
(2009-Oct-19.12838722)
0.015289 TDB
period 711.5824785664934
1.95
1.6984
0.00465
d
yr
n .5059146491707216 0.0012075 deg/d
Q 2.144760573299051 0.0034128 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      7 days  
   first obs. used      2009-09-13  
   last obs. used      2009-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .41408  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:00:06  

Additional Information
 Earth MOID = .0102693 au 
 Jupiter MOID = 3.30759 au 
 T_jup = 4.349 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.036755293309866E-6 -3.758771450340129E-8 -1.555662789489082E-5 1.254328683856449E-6 -4.357045125432413E-6 6.868441319901219E-6
q -3.758771450340129E-8 1.367471166713293E-9 5.627492088768254E-7 -4.549979738450009E-8 1.563946913361372E-7 -2.490156281962014E-7
tp -1.555662789489082E-5 5.627492088768254E-7 .0002337651001686593 -1.881491797019619E-5 6.5797319712286E-5 -.0001030617049061837
node 1.254328683856449E-6 -4.549979738450009E-8 -1.881491797019619E-5 1.518349413019359E-6 -5.264072019814894E-6 8.309991991189932E-6
peri -4.357045125432413E-6 1.563946913361372E-7 6.5797319712286E-5 -5.264072019814894E-6 1.883467916568556E-5 -2.886530562845366E-5
i 6.868441319901219E-6 -2.490156281962014E-7 -.0001030617049061837 8.309991991189932E-6 -2.886530562845366E-5 4.550408355280065E-5

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 25.7   n/a MPO162558  

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