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117568 Yadame (2005 EK30)
Classification: Main-belt Asteroid          SPK-ID: 2117568
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2031674455581498 4.8135e-08  
a 2.55414537038365 2.0509e-08 au
q 2.035226179898629 1.1904e-07 au
i 12.8910537072903 4.926e-06 deg
node 84.2996294992836 2.3281e-05 deg
peri 173.8788109439594 2.8167e-05 deg
M 200.6836984600491 2.1288e-05 deg
tp 2459660.318608506032
(2022-Mar-21.81860851)
9.3377e-05 TDB
period 1490.962925740566
4.08
1.7958e-05
4.917e-08
d
yr
n .2414546960121003 2.9083e-09 deg/d
Q 3.07306456086867 2.4676e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      6891 days (18.87 yr)  
   first obs. used      2001-03-20  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:47:39  

Additional Information
 Earth MOID = 1.02037 au 
 Jupiter MOID = 2.00322 au 
 T_jup = 3.375 
[ 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 15.6   n/a MPO453646  

117568 Yadame           Discovered 2005 Mar. 5 by K. Endate at Kitami.
Yadame Yoshikazu (b.1943), a farmer in the Kitami region of Hokkaido, founded the Kitami Astronomical Society in 1963.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2005 EK30 = 2003 YL74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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