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441771 (2009 DU3)
Classification: Inner Main-belt Asteroid          SPK-ID: 2441771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0853964824768392 7.0829e-08  
a 1.912109114332585 1.2695e-08 au
q 1.748821721856678 1.3034e-07 au
i 6.250767617944767 6.8226e-06 deg
node 27.41013339265279 3.9442e-05 deg
peri 155.1433748138611 4.9046e-05 deg
M 77.35234097747275 2.918e-05 deg
tp 2458792.990303512512
(2019-Nov-05.49030351)
7.7423e-05 TDB
period 965.7560429522304
2.64
9.6178e-06
2.633e-08
d
yr
n .3727649468280954 3.7123e-09 deg/d
Q 2.075396506808493 1.3779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      4142 days (11.34 yr)  
   first obs. used      2009-02-17  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56968  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:52:51  

Additional Information
 Earth MOID = .7519 au 
 Jupiter MOID = 2.88122 au 
 T_jup = 3.922 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO460658  

441771 (2009 DU3)          Discovered 2009-Feb-17 by LINEAR at Socorro
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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