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JPL Small-Body Database Browser
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52009 (2002 EU146)
Classification: Main-belt Asteroid          SPK-ID: 2052009
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06401803747339964 4.4726e-08  
a 2.861490677483729 1.6575e-08 au
q 2.678303660062792 1.2957e-07 au
i 2.706712405074379 3.9416e-06 deg
node 144.9863524297705 9.9869e-05 deg
peri 265.2667649653603 0.00010559 deg
M 322.8913948793741 3.2524e-05 deg
tp 2458782.746442295376
(2019-Oct-26.24644230)
0.00015951 TDB
period 1768.019008342308
4.84
1.5362e-05
4.206e-08
d
yr
n .2036177203420089 1.7692e-09 deg/d
Q 3.044677694904666 1.7637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      728  
   data-arc span      10134 days (27.75 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52935  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:56:09  

Additional Information
 Earth MOID = 1.68973 au 
 Jupiter MOID = 2.19672 au 
 T_jup = 3.297 
[ 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 15.2   n/a MPO502504  

52009 (2002 EU146)          Discovered 2002-Mar-14 by LONEOS at Anderson Mesa
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 EU146 = 1992 DF4 = 1994 PJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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