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JPL Small-Body Database Browser
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(2009 TT)
Classification: Apollo [NEO]          SPK-ID: 3471218
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5687050195468147 0.00059144  
a 2.336032852726887 0.0032456 au
q 1.007519243554841 1.8208e-05 au
i 11.43345266554403 0.0094983 deg
node 199.7068549757178 0.0061065 deg
peri 204.0777161956745 0.013094 deg
M 238.3963675423259 1.9961 deg
tp 2459041.015194995311
(2020-Jul-10.51519500)
8.1492 TDB
period 1304.117870438698
3.57
2.7179
0.007441
d
yr
n .2760486671951655 0.0005753 deg/d
Q 3.664546461898933 0.0050914 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      8 days  
   first obs. used      2009-10-10  
   last obs. used      2009-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .52074  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:59:41  

Additional Information
 Earth MOID = .0360637 au 
 Jupiter MOID = 1.77838 au 
 T_jup = 3.308 
[ 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 25.1   n/a MPO164404  

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