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305468 (2008 DU38)
Classification: Main-belt Asteroid          SPK-ID: 2305468
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 .07624159748734383 6.2986e-08  
a 3.124805250466113 5.0266e-08 au
q 2.886565106333737 1.9285e-07 au
i 6.037724062671376 5.6187e-06 deg
node 80.6424870348627 5.7096e-05 deg
peri 125.7261291311535 6.7409e-05 deg
M 48.07784171586552 3.5722e-05 deg
tp 2458731.051777532447
(2019-Sep-04.55177753)
0.00019854 TDB
period 2017.589738357765
5.52
4.8683e-05
1.333e-07
d
yr
n .1784307251151194 4.3054e-09 deg/d
Q 3.36304539459849 5.4098e-08 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      5816 days (15.92 yr)  
   first obs. used      2003-05-02  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .547  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:23:02  

Additional Information
 Earth MOID = 1.88679 au 
 Jupiter MOID = 1.61878 au 
 T_jup = 3.202 
[ 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 15.6   n/a MPO433968  

305468 (2008 DU38)          Discovered 2008-Feb-27 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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