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362306 (2009 TD4)
Classification: Main-belt Asteroid          SPK-ID: 2362306
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195325808428198 5.309e-08  
a 3.145457803081728 3.148e-08 au
q 2.531068714818006 1.7537e-07 au
i 15.24856492109009 5.9373e-06 deg
node 248.3408688704625 2.3358e-05 deg
peri 30.62407299150409 3.0552e-05 deg
M 44.77834868849251 1.614e-05 deg
tp 2458747.051459244752
(2019-Sep-20.55145924)		 9.1019e-05 TDB
period 2037.624819678473
5.58		 3.0589e-05
8.375e-08		 d
yr
n .1766762931641195 2.6523e-09 deg/d
Q 3.759846891345449 3.7629e-08 au
   Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2002-05-04  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 23:30:02  

Additional Information
 Earth MOID = 1.52726 au 
 Jupiter MOID = 1.39684 au 
 T_jup = 3.126 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457494.5 (2016-Apr-16.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1950971198576753 5.2851e-08  
q 2.532011912110842 1.7448e-07 au
tp 2456712.227252963496
(2014-Feb-23.72725296)		 9.528e-05 TDB
node 248.3547140757346 2.3352e-05 deg
peri 31.18993827805426 3.063e-05 deg
i 15.24947272832566 5.9368e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2002-05-04  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 23:30:02  

Additional Information
 Jupiter MOID = 1.39684 au 
 T_jup = 3.126 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.793260466573693E-15 -9.130458663947469E-15 -2.68536071333381E-15 3.202420589001336E-14 -1.13113441103251E-13 -1.056315709190834E-14
q -9.130458663947469E-15 3.04426851046707E-14 -6.67434642370749E-13 -1.136561394011631E-13 2.905298478641392E-13 3.733927664049239E-14
tp -2.68536071333381E-15 -6.67434642370749E-13 9.078333229321391E-9 -2.384584894505437E-11 1.912383254315483E-9 -2.012139147292394E-11
node 3.202420589001336E-14 -1.136561394011631E-13 -2.384584894505437E-11 5.453122381572911E-10 -5.319576717908106E-10 1.761185012403154E-11
peri -1.13113441103251E-13 2.905298478641392E-13 1.912383254315483E-9 -5.319576717908106E-10 9.382194138008229E-10 -2.072917711009092E-11
i -1.056315709190834E-14 3.733927664049239E-14 -2.012139147292394E-11 1.761185012403154E-11 -2.072917711009092E-11 3.524587503268894E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO494884  

362306 (2009 TD4)          Discovered 2009-Oct-13 by Lowe, A. at Mayhill
Reference: Last Updated: 2013-04-29

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