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JPL Small-Body Database Browser
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52008 Johnnaka (2002 EP111)
Classification: Main-belt Asteroid          SPK-ID: 2052008
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266979720769957 4.5358e-08  
a 3.124319904159358 2.5198e-08 au
q 2.728474908182574 1.4695e-07 au
i 12.47287794361212 5.8973e-06 deg
node 148.9567944807174 2.3657e-05 deg
peri 131.1537086522925 3.4062e-05 deg
M 318.0111996151119 2.5684e-05 deg
tp 2458835.767878643724
(2019-Dec-18.26787864)
0.00014421 TDB
period 2017.119697047199
5.52
2.4402e-05
6.681e-08
d
yr
n .1784723041111508 2.1591e-09 deg/d
Q 3.520164900136142 2.839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      833  
   data-arc span      10258 days (28.08 yr)  
   first obs. used      1991-04-10  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52164  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:46:17  

Additional Information
 Earth MOID = 1.73056 au 
 Jupiter MOID = 1.79976 au 
 T_jup = 3.166 
[ 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 14.1   n/a MPO365857  

52008 Johnnaka           Discovered 2002 Mar. 9 by the Catalina Sky Survey.
John Yoshio Naka (1914-2004) was the preeminent American bonsai master of the late 20th century. He was an important figure in American bonsai art from the 1950s through the 1980s and was a driving force in the spread of bonsai appreciation and the practice of the bonsai art form.
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 2014-04-15Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2002 EP111 = 1991 GX14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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