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5912 Oyatoshiyuki (1989 YR)
Classification: Main-belt Asteroid          SPK-ID: 2005912
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1682371295080168 4.8337e-08  
a 2.405662047712083 1.4897e-08 AU
q 2.000940370238625 1.1707e-07 AU
i 3.367554280180901 5.4357e-06 deg
node 116.0806467977455 0.00011918 deg
peri 335.0431130345447 0.00012139 deg
M 250.4054812598494 2.5748e-05 deg
tp 2457415.393551717352
(2016-Jan-27.89355172)
9.9472e-05 JED
period 1362.857197013513
3.73
1.2659e-05
3.466e-08
d
yr
n .2641509328995608 2.4536e-09 deg/d
Q 2.810383725185542 1.7403e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      915  
   data-arc span      10429 days (28.55 yr)  
   first obs. used      1986-01-11  
   last obs. used      2014-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54216  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:07:05  

Additional Information
 Earth MOID = 1.01788 AU 
 T_jup = 3.501 
[ 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 14.2 mag n/a MPO302100  

5912 Oyatoshiyuki           Discovered 1989 Dec. 20 by T. Niijima and T. Urata at Ojima.
Japanese amateur astronomer Toshiyuki Oya (b. 1956) is a key member of the Tatebayashi Astronomical Club and volunteers on the staff of the Mukai Chiaki Children's Science Musium. He also works on the construction and improvement of observational equipment for the amateur.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070402/MPCPages.arcLast Updated: 2007-07-05

[ show close-approach data ]
Alternate Designations
 1989 YR = 1985 VW3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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