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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3240301796108104 4.1352e-08  
a 3.141291899099111 3.0514e-08 au
q 2.123418520824043 1.3444e-07 au
i 20.29780327672318 9.502e-06 deg
node 284.6900986040716 1.8446e-05 deg
peri 298.8074838458117 2.5601e-05 deg
M 156.7210543647209 1.6789e-05 deg
tp 2457715.209686463232
(2016-Nov-22.70968646)
9.0119e-05 TDB
period 2033.578156841314
5.57
2.963e-05
8.112e-08
d
yr
n .1770278652870541 2.5794e-09 deg/d
Q 4.159165277374179 4.0401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      8888 days (24.33 yr)  
   first obs. used      1995-07-27  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52174  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:04:32  

Additional Information
 Earth MOID = 1.18843 au 
 Jupiter MOID = 1.44562 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 14.4   n/a MPO350929  
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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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