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(2009 QG2)
Classification: Apollo [NEO]          SPK-ID: 3465888
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 2455064.5 (2009-Aug-21.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5724621774828637 0.001199  
a 2.334269289861908 0.0065094 au
q .9979884093561824 1.5774e-05 au
i 3.070485685520909 0.0048607 deg
node 305.7420268022216 0.0075179 deg
peri 39.45386069433454 0.0058343 deg
M 355.853381511546 0.018876 deg
tp 2455079.504324235196
(2009-Sep-05.00432424)
0.005539 TDB
period 1302.641354566596
3.57
5.4489
0.01492
d
yr
n .276361562403933 0.001156 deg/d
Q 3.670550170367634 0.010236 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      10 days  
   first obs. used      2009-08-18  
   last obs. used      2009-08-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .37749  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:48:41  

Additional Information
 Earth MOID = .0198559 au 
 Jupiter MOID = 1.77426 au 
 T_jup = 3.326 
[ 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 23.2   n/a MPO160918  

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