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300961 (2008 DQ33)
Classification: Main-belt Asteroid          SPK-ID: 2300961
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0309712639055908 5.0465e-08  
a 3.175818139564774 3.4237e-08 au
q 3.077459037848151 1.5217e-07 au
i 9.630292260326334 6.1876e-06 deg
node 21.76820480652994 2.6228e-05 deg
peri 129.0099455160447 0.00010769 deg
M 62.08251192083457 0.00010265 deg
tp 2458644.008939200484
(2019-Jun-09.50893920)
0.00058863 TDB
period 2067.196991827204
5.66
3.3428e-05
9.152e-08
d
yr
n .1741488602311647 2.8161e-09 deg/d
Q 3.274177241281397 3.5297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      21760 days (59.58 yr)  
   first obs. used      1960-09-29  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:38:21  

Additional Information
 Earth MOID = 2.09463 au 
 Jupiter MOID = 1.70353 au 
 T_jup = 3.178 
[ 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 15.3   n/a MPO433941  

300961 (2008 DQ33)          Discovered 2008-Feb-27 by CSS at Catalina
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

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