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(2009 TB)
Classification: Apollo [NEO]          SPK-ID: 3470497
[ 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 2455106.5 (2009-Oct-02.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6602906342469386 0.1893  
a 2.564318680265731 1.342 au
q .8711230724617992 0.029543 au
i 8.198907568808359 1.7553 deg
node 7.989890940046262 0.16316 deg
peri 312.2711396042996 1.3611 deg
M 8.267780218617343 6.9789 deg
tp 2455072.053679068967
(2009-Aug-28.55367907)		 2.036 TDB
period 1499.879678374626
4.11		 1177.4
3.224		 d
yr
n .2400192530044283 0.18842 deg/d
Q 4.257514288069664 2.2281 au
   Orbit Determination Parameters
   # obs. used (total)      12  
   first obs. used      2009-10-02  
   last obs. used      2009-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .28981  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:59:43  

Additional Information
 Earth MOID = .000125686 au 
 Jupiter MOID = 1.17924 au 
 T_jup = 3.073 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e .03583541781190568 -.005592169618064256 .3854051668657552 .03073828674579366 -.2573949256942923 .3322835735076371
q -.005592169618064256 .0008727793910854975 -.06013732577233997 -.004802122105852224 .04018767930599647 -.05185289072959254
tp .3854051668657552 -.06013732577233997 4.145271058986754 .3303154384010403 -2.767195687380024 3.573688256835889
node .03073828674579366 -.004802122105852224 .3303154384010403 .02662134321530308 -.2217718657982285 .2849990784437494
peri -.2573949256942923 .04018767930599647 -2.767195687380024 -.2217718657982285 1.852623219248802 -2.386609455503322
i .3322835735076371 -.05185289072959254 3.573688256835889 .2849990784437494 -2.386609455503322 3.081098953799635

[ 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 29.2   n/a MPO164404  

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