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215068 (2009 DU129)
Classification: Main-belt Asteroid          SPK-ID: 2215068
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1553251303893426 4.5578e-08  
a 3.144869299438454 3.0853e-08 au
q 2.656392065445736 1.5609e-07 au
i 13.09935958085215 9.0982e-06 deg
node 185.1763737946077 2.0803e-05 deg
peri 94.87566513012892 3.6485e-05 deg
M 282.7444651689904 2.9263e-05 deg
tp 2459437.648941265586
(2021-Aug-11.14894127)
0.00016753 TDB
period 2037.052998207229
5.58
2.9977e-05
8.207e-08
d
yr
n .1767258879944847 2.6007e-09 deg/d
Q 3.633346533431173 3.5646e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      9342 days (25.58 yr)  
   first obs. used      1994-09-28  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:14:38  

Additional Information
 Earth MOID = 1.6818 au 
 Jupiter MOID = 1.69493 au 
 T_jup = 3.151 
[ 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 15.7   n/a MPO433407  

215068 (2009 DU129)          Discovered 2009-Feb-27 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2009 DU129 = 1994 SA9 = 2004 KX11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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