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312359 (2008 DQ46)
Classification: Main-belt Asteroid          SPK-ID: 2312359
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488555833827062 7.8276e-08  
a 2.755769387893224 2.6503e-08 au
q 2.345557727990175 2.1839e-07 au
i 10.27096212695444 8.0553e-06 deg
node 10.89128304162307 2.8888e-05 deg
peri 160.57321405376 3.2683e-05 deg
M 248.937024006965 1.6039e-05 deg
tp 2459516.001032936799
(2021-Oct-28.50103294)
7.7668e-05 TDB
period 1670.947227894253
4.57
2.4105e-05
6.6e-08
d
yr
n .2154466604272573 3.108e-09 deg/d
Q 3.165981047796272 3.0448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6174 days (16.90 yr)  
   first obs. used      2002-11-28  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58455  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:10:28  

Additional Information
 Earth MOID = 1.35305 au 
 Jupiter MOID = 1.80073 au 
 T_jup = 3.304 
[ 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 16.5   n/a MPO455302  

312359 (2008 DQ46)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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