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20204 Yuudurunosato (1997 EV25)
Classification: Main-belt Asteroid          SPK-ID: 2020204
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04884649695481082 5.2604e-08  
a 2.73659457609728 2.3764e-08 AU
q 2.602921517469393 1.5324e-07 AU
i 4.241075166818999 5.506e-06 deg
node 144.2446383892751 9.4314e-05 deg
peri 337.0653560079617 0.00012248 deg
M 23.62592862467935 7.7786e-05 deg
tp 2456891.982318479499
(2014-Aug-22.48231848)
0.0003571 JED
period 1653.537770641195
4.53
2.1539e-05
5.897e-08
d
yr
n .2177150146745074 2.8359e-09 deg/d
Q 2.870267634725168 2.4925e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1137  
   data-arc span      12997 days (35.58 yr)  
   first obs. used      1979-03-31  
   last obs. used      2014-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49529  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:35:52  

Additional Information
 Earth MOID = 1.6193 AU 
 T_jup = 3.346 
[ 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 13.2 mag n/a MPO279725  

20204 Yuudurunosato           Discovered 1997 Mar. 1 by T. Okuni at Nanyo.
Yuudurunosato is the nickname of Urushiyama, located in the western area of Nanyo city. The nickname is derived from the famous folk tale Yuuduru.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050523/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 1997 EV25 = 1979 FQ3 = 1999 TR93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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