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413991 (2007 EW108)
Classification: Main-belt Asteroid          SPK-ID: 2413991
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151417599596153 5.0663e-08  
a 2.75082120858526 3.4834e-08 au
q 2.334298464263092 1.4218e-07 au
i 8.541676993164703 8.3689e-06 deg
node 25.70735963413673 3.8497e-05 deg
peri 64.9418362440787 5.231e-05 deg
M 41.15955551690182 3.0159e-05 deg
tp 2458809.971412258086
(2019-Nov-22.47141226)
0.00013955 TDB
period 1666.448792405524
4.56
3.1653e-05
8.666e-08
d
yr
n .2160282401959312 4.1033e-09 deg/d
Q 3.167343952907429 4.0108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-10-28  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 07:03:41  

Additional Information
 Earth MOID = 1.36569 au 
 Jupiter MOID = 2.09768 au 
 T_jup = 3.313 
[ 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 16.7   n/a MPO455949  

413991 (2007 EW108)          Discovered 2007-Mar-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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