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312384 (2008 EE117)
Classification: Main-belt Asteroid          SPK-ID: 2312384
[ 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 .0522905983673312 6.442e-08  
a 2.872206726243733 4.5151e-08 au
q 2.722017317893775 1.9115e-07 au
i 2.293282131068505 8.7157e-06 deg
node 165.899994571732 0.00017114 deg
peri 259.53247129 0.00019224 deg
M 302.0121614529817 8.4412e-05 deg
tp 2459286.889037267109
(2021-Mar-13.38903727)		 0.00041732 TDB
period 1777.959930901074
4.87		 4.1924e-05
1.148e-07		 d
yr
n .2024792537464841 4.7745e-09 deg/d
Q 3.02239613459369 4.7512e-08 au
   Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      5141 days (14.08 yr)  
   first obs. used      2005-08-30  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70666  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:10:44  

Additional Information
 Earth MOID = 1.73655 au 
 Jupiter MOID = 2.1388 au 
 T_jup = 3.294 
[ 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 16.9   n/a MPO440461  

312384 (2008 EE117)          Discovered 2008-Mar-08 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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