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384340 (2009 TE4)
Classification: Main-belt Asteroid          SPK-ID: 2384340
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1621865627708862 1.1213e-07  
a 2.393682155193031 2.2103e-08 au
q 2.005459074076266 2.762e-07 au
i 6.952683623673699 9.1807e-06 deg
node 136.0388301032085 5.5249e-05 deg
peri 186.2680841309441 5.9682e-05 deg
M .7098507357674797 2.1771e-05 deg
tp 2458997.832756372747
(2020-May-28.33275637)
8.1789e-05 TDB
period 1352.689597162961
3.70
1.8736e-05
5.13e-08
d
yr
n .2661364445731227 3.6862e-09 deg/d
Q 2.781905236309796 2.5688e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      5528 days (15.13 yr)  
   first obs. used      2004-03-18  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55652  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:51:07  

Additional Information
 Earth MOID = .992996 au 
 Jupiter MOID = 2.52892 au 
 T_jup = 3.502 
[ show covariance matrix ]

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 17.2   n/a MPO434386  

384340 (2009 TE4)          Discovered 2009-Oct-13 by Lowe, A. at Mayhill
Reference: Last Updated: 2014-01-21

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