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7408 Yoshihide (1989 SB)
Classification: Main-belt Asteroid          SPK-ID: 2007408
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2209702732572434 5.6163e-08  
a 2.230369034122969 1.1893e-08 AU
q 1.737523779188322 1.2632e-07 AU
i 3.183815283751951 5.7495e-06 deg
node 348.5807236602652 9.9986e-05 deg
peri 331.0453014190112 0.00010082 deg
M 173.1469439207679 1.6873e-05 deg
tp 2456215.338362029239
(2012-Oct-14.83836203)
5.505e-05 JED
period 1216.643995552536
3.33
9.7314e-06
2.664e-08
d
yr
n .2958959246221463 2.3667e-09 deg/d
Q 2.723214289057615 1.4521e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1115  
   data-arc span      23559 days (64.50 yr)  
   first obs. used      1949-09-25  
   last obs. used      2014-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50572  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:37:08  

Additional Information
 Earth MOID = .724441 AU 
 T_jup = 3.608 
[ 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 14.0 mag n/a MPO236436  

7408 Yoshihide           Discovered 1989 Sept. 23 by Y. Mizuno and T. Furuta at Kani.
Yoshihide Hayashi (b. 1959), an amateur astronomer, works as a curator at a science museum. He contributes himself as a volunteer to the educational organization Fukorounokai and serves to popularize astronomy among the citizens.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

[ show close-approach data ]
Alternate Designations
 1989 SB = 1949 SM1 = 1979 SZ5 = 1979 UW2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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