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15841 Yamaguchi (1995 OX)
Classification: Main-belt Asteroid          SPK-ID: 2015841
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3233697469906199 4.1033e-08  
a 3.142725752443066 3.0184e-08 au
q 2.126463321014647 1.3389e-07 au
i 20.29764578226384 7.527e-06 deg
node 284.6864501276672 1.4716e-05 deg
peri 298.8155110981098 2.0218e-05 deg
M 262.8552322102942 1.5565e-05 deg
tp 2459749.629868960185
(2022-Jun-19.12986896)
9.3021e-05 TDB
period 2034.970666187694
5.57
2.9317e-05
8.027e-08
d
yr
n .17690672695269 2.5486e-09 deg/d
Q 4.158988183871486 3.9944e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1995-07-27  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:08:15  

Additional Information
 Earth MOID = 1.19022 au 
 Jupiter MOID = 1.4451 au 
 T_jup = 3.035 
[ 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 14.41   n/a MPCxxxxx  
diameter diameter 7.578 km 0.629 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15841 Yamaguchi           Discovered 1995 July 27 by A. Nakamura at Kuma Kogen.
Yamaguchi prefecture, where the discoverer was born, is located at the western-most end of Honshu island. Surrounded by the sea on three sides, it is known for its deep-sea fishery catch. Yamaguchi is also famous for its distinguished educators, who played an integral role in the Meiji Restoration.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

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