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312520 (2009 DE33)
Classification: Main-belt Asteroid          SPK-ID: 2312520
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1639668052095855 5.4755e-08  
a 2.348543970434483 1.8631e-08 au
q 1.963460718708106 1.1992e-07 au
i 2.823075494947813 5.9829e-06 deg
node 38.71198065369636 0.00010206 deg
peri 101.3662334193031 0.00010526 deg
M 71.51600426639524 2.2721e-05 deg
tp 2458739.345681880505
(2019-Sep-12.84568188)
8.1779e-05 TDB
period 1314.608603870157
3.60
1.5644e-05
4.283e-08
d
yr
n .2738457659109897 3.2587e-09 deg/d
Q 2.733627222160861 2.1686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6601 days (18.07 yr)  
   first obs. used      2002-04-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:27:26  

Additional Information
 Earth MOID = .978851 au 
 Jupiter MOID = 2.28797 au 
 T_jup = 3.539 
[ 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 18.3   n/a MPO471272  

312520 (2009 DE33)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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