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(2018 EC3)
Classification: Outer Main-belt Asteroid          SPK-ID: 3564891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5113179726280874 2.3291e-07  
a 3.570399317989844 1.8616e-07 au
q 1.744789977242571 7.8347e-07 au
i 24.91551758894137 3.6942e-05 deg
node 9.224513737195272 3.8741e-05 deg
peri 208.2225575982164 7.2129e-05 deg
M 102.5373270805366 2.7376e-05 deg
tp 2458298.635777912833
(2018-Jun-29.13577791)
0.00020721 TDB
period 2464.186722489098
6.75
0.00019273
5.277e-07
d
yr
n .1460928251558634 1.1426e-08 deg/d
Q 5.396008658737117 2.8135e-07 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      3020 days (8.27 yr)  
   first obs. used      2011-05-01  
   last obs. used      2019-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .34581  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 14:05:14  

Additional Information
 Earth MOID = .770245 au 
 Jupiter MOID = .188606 au 
 T_jup = 2.749 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a E2018G48  

[ show close-approach data ]
Alternate Designations
 2018 EC3 = 2011 JW1 = 2018 CN10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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