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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06433282222345368 4.4716e-08  
a 2.862393476760943 1.6265e-08 au
q 2.678247626086907 1.2952e-07 au
i 2.706718483877047 3.7577e-06 deg
node 144.97699622 9.9436e-05 deg
peri 265.1547380267047 0.00010497 deg
M 44.4234577157605 3.1527e-05 deg
tp 2458782.225860221883
(2019-Oct-25.72586022)
0.00015525 TDB
period 1768.855788374257
4.84
1.5076e-05
4.128e-08
d
yr
n .2035213963546873 1.7347e-09 deg/d
Q 3.046539327434977 1.7311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      10188 days (27.89 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:19:13  

Additional Information
 Earth MOID = 1.69015 au 
 Jupiter MOID = 2.1949 au 
 T_jup = 3.296 
[ 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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