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312363 (2008 DQ61)
Classification: Main-belt Asteroid          SPK-ID: 2312363
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 .03861626572167229 7.8405e-08  
a 2.960907880510937 4.5478e-08 au
q 2.846568675019733 2.499e-07 au
i 5.125721033689106 8.271e-06 deg
node 15.13667764991527 8.4853e-05 deg
peri 342.0599008879817 0.00013782 deg
M 312.4510869787265 0.00011137 deg
tp 2459246.295463565479
(2021-Jan-31.79546357)
0.00057748 TDB
period 1860.954567856966
5.10
4.2875e-05
1.174e-07
d
yr
n .193449107365672 4.4569e-09 deg/d
Q 3.075247086002141 4.7234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      6813 days (18.65 yr)  
   first obs. used      2000-10-06  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68653  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:01:46  

Additional Information
 Earth MOID = 1.8428 au 
 Jupiter MOID = 2.10459 au 
 T_jup = 3.259 
[ 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 16.6   n/a MPO437378  

312363 (2008 DQ61)          Discovered 2008-Feb-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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