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52242 Michelemaoret (1981 EX)
Classification: Main-belt Asteroid          SPK-ID: 2052242
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910769871097708 8.0133e-08  
a 2.678785192807161 2.1657e-08 au
q 2.166930989051302 2.1075e-07 au
i 12.57736142790207 8.1818e-06 deg
node 353.8754282890526 2.7721e-05 deg
peri 194.9319260421049 3.0908e-05 deg
M 319.2436724874774 1.5652e-05 deg
tp 2457581.800000014611
(2016-Jul-12.30000001)
7.0658e-05 JED
period 1601.420049075961
4.38
1.942e-05
5.317e-08
d
yr
n .2248004826764373 2.7261e-09 deg/d
Q 3.19063939656302 2.5795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      12709 days (34.80 yr)  
   first obs. used      1981-03-03  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53612  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 15:09:44  

Additional Information
 Earth MOID = 1.17102 au 
 Jupiter MOID = 1.78885 au 
 T_jup = 3.317 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO270398  

52242 Michelemaoret           Discovered 1981 Mar. 3 by H. Debehogne and G. De Sanctis at the European Southern Observatory.
Michele Maoret (b. 1971) is a mathematics teacher and president of the association of scientific education 'Luigi Lagrange', which is involved in the teaching of physics, mathematics and astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-12-25Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 1981 EX = 2000 QQ200 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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