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441789 (2009 DA135)
Classification: Main-belt Asteroid          SPK-ID: 2441789
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035671286898682 8.3299e-08  
a 3.075001164268326 3.8516e-08 au
q 2.756532122967054 2.6769e-07 au
i 1.677727565545325 7.6249e-06 deg
node 77.98480372329686 0.00027065 deg
peri 140.814296041068 0.00027325 deg
M .8921192636970895 3.4066e-05 deg
tp 2458995.619247670956
(2020-May-26.11924767)
0.00018638 TDB
period 1969.547021296582
5.39
3.7004e-05
1.013e-07
d
yr
n .1827831456204618 3.4341e-09 deg/d
Q 3.393470205569598 4.2505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      5827 days (15.95 yr)  
   first obs. used      2004-05-13  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59101  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:53:03  

Additional Information
 Earth MOID = 1.74904 au 
 Jupiter MOID = 1.57594 au 
 T_jup = 3.221 
[ 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 16.6   n/a MPO472458  

441789 (2009 DA135)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

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