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8188 Okegaya (1992 YE3)
Classification: Main-belt Asteroid          SPK-ID: 2008188
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1343045993368268 7.1533e-08  
a 3.155349395022903 3.7221e-08 AU
q 2.731571458756653 2.305e-07 AU
i 12.13051272941264 7.3109e-06 deg
node 104.8973969568379 3.8366e-05 deg
peri 55.55775188810311 4.7291e-05 deg
M 271.8876614056786 2.9687e-05 deg
tp 2457501.576272780106
(2016-Apr-23.07627278)
0.00017226 JED
period 2047.244019153335
5.61
3.6225e-05
9.918e-08
d
yr
n .1758461603169723 3.1115e-09 deg/d
Q 3.579127331289153 4.222e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      832  
   data-arc span      7959 days (21.79 yr)  
   first obs. used      1992-12-17  
   last obs. used      2014-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49747  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:12:10  

Additional Information
 Earth MOID = 1.76408 AU 
 T_jup = 3.158 
[ 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 12.2 mag n/a MPO309215  

8188 Okegaya           Discovered 1992 Dec. 18 by Y. Mizuno and T. Furuta at Kani.
Okegaya Marsh is located in the western part of Shizuoka prefecture. Many species of plants, birds and insects, including the endangered species of dragonfly, Bekkoutonbo (Libellula angelina), inhabit the Okegaya Marsh.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

[ show close-approach data ]
Alternate Designations
 1992 YE3 = 1983 GS2 = 1994 EY1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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