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186346 (2002 EK112)
Classification: Main-belt Asteroid          SPK-ID: 2186346
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1024490047053601 6.6096e-08  
a 2.96225636915577 2.5202e-08 au
q 2.658776152453648 1.9124e-07 au
i 10.53362635897092 6.83e-06 deg
node 161.5467143572458 2.2102e-05 deg
peri 165.4967011473516 3.4086e-05 deg
M 94.22049521582127 2.2799e-05 deg
tp 2458713.111506969009
(2019-Aug-17.61150697)
0.00011801 TDB
period 1862.226016635221
5.10
2.3764e-05
6.506e-08
d
yr
n .1933170285368847 2.467e-09 deg/d
Q 3.265736585857893 2.7783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      8236 days (22.55 yr)  
   first obs. used      1998-06-19  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58236  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:54  

Additional Information
 Earth MOID = 1.64724 au 
 Jupiter MOID = 2.11071 au 
 T_jup = 3.232 
[ 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 15.93   n/a MPCxxxxx  

186346 (2002 EK112)          Discovered 2002-Mar-10 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2002 EK112 = 1998 MX18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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