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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0853964860319819 8.1268e-08  
a 1.912109114337387 1.2726e-08 au
q 1.748821715063249 1.5139e-07 au
i 6.250772719048105 7.8391e-06 deg
node 27.41012305517604 4.0208e-05 deg
peri 155.1433864548818 5.0658e-05 deg
M 77.35233976669943 3.0058e-05 deg
tp 2458792.990306759818
(2019-Nov-05.49030676)
7.984e-05 TDB
period 965.7560429558686
2.64
9.6416e-06
2.64e-08
d
yr
n .3727649468266911 3.7215e-09 deg/d
Q 2.075396513611525 1.3813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      4121 days (11.28 yr)  
   first obs. used      2009-02-17  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:18:31  

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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