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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05184912212932182 6.4715e-08  
a 2.874550809463137 4.6062e-08 au
q 2.725507873476342 1.9162e-07 au
i 2.292320961830107 8.712e-06 deg
node 165.9205014642865 0.00017122 deg
peri 258.68360289 0.0001926 deg
M 221.8709980449351 8.4978e-05 deg
tp 2459283.523716962527
(2021-Mar-10.02371696)		 0.00042071 TDB
period 1780.136934504895
4.87		 4.2787e-05
1.171e-07		 d
yr
n .2022316334333718 4.8608e-09 deg/d
Q 3.023593745449932 4.845e-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 = 1.73953 au 
 Jupiter MOID = 2.14006 au 
 T_jup = 3.293 
[ 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

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