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JPL Small-Body Database Browser
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52250 (1981 EE32)
Classification: Main-belt Asteroid          SPK-ID: 2052250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06529965022895258 3.8926e-08  
a 2.425787793594758 1.0185e-08 au
q 2.267384699143358 9.183e-08 au
i 6.00418858771147 4.3287e-06 deg
node 231.4155346346246 3.6454e-05 deg
peri 290.2642081062443 4.9349e-05 deg
M 48.86363970765982 3.2464e-05 deg
tp 2458413.190006485013
(2018-Oct-21.69000649)
0.00012431 TDB
period 1379.995392664633
3.78
8.6912e-06
2.38e-08
d
yr
n .2608704361721643 1.643e-09 deg/d
Q 2.584190888046159 1.085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      14069 days (38.52 yr)  
   first obs. used      1981-02-09  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56767  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:20:44  

Additional Information
 Earth MOID = 1.28316 au 
 Jupiter MOID = 2.41421 au 
 T_jup = 3.500 
[ 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 15.9   n/a MPO474407  

52250 (1981 EE32)          Discovered 1981-Mar-06 by Bus, S. J. at Siding Spring
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1981 EE32 = 2000 GN102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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