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13146 Yuriko (1995 DR2)
Classification: Main-belt Asteroid          SPK-ID: 2013146
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09461921517760583 4.3978e-08  
a 3.182096990263322 2.1132e-08 au
q 2.881009470425585 1.3813e-07 au
i 8.915485810120629 3.8002e-06 deg
node 73.80256511171892 3.3299e-05 deg
peri 145.174016477069 4.0039e-05 deg
M 109.4449442264878 2.344e-05 deg
tp 2458370.179039038519
(2018-Sep-08.67903904)
0.00013354 TDB
period 2073.33054578153
5.68
2.0653e-05
5.654e-08
d
yr
n .173633673961187 1.7296e-09 deg/d
Q 3.483184510101059 2.3131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1830  
   data-arc span      9379 days (25.68 yr)  
   first obs. used      1995-02-20  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44906  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:48:19  

Additional Information
 Earth MOID = 1.87774 au 
 Jupiter MOID = 1.52236 au 
 T_jup = 3.173 
[ 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 12.9   n/a MPO435826  

13146 Yuriko           Discovered 1995 Feb. 20 by T. Okuni at Nanyo.
Yuriko Okuni (b. 1934) is the wife of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1995 DR2 = 1998 UH27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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