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7408 Yoshihide (1989 SB)
Classification: Main-belt Asteroid          SPK-ID: 2007408
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .221280400112333 3.4312e-08  
a 2.229629356067878 5.5191e-09 au
q 1.736256080054975 7.6188e-08 au
i 3.183350745299934 4.0848e-06 deg
node 348.5207182700275 6.1202e-05 deg
peri 331.0488463856624 6.1998e-05 deg
M 104.6125365434624 9.9721e-06 deg
tp 2458647.130819443696
(2019-Jun-12.63081944)
3.3691e-05 TDB
period 1216.03881526587
3.33
4.5152e-06
1.236e-08
d
yr
n .2960431817476903 1.0992e-09 deg/d
Q 2.723002632080782 6.7404e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2159  
   data-arc span      25957 days (71.07 yr)  
   first obs. used      1949-09-25  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47948  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:28:22  

Additional Information
 Earth MOID = .724233 au 
 Jupiter MOID = 2.59124 au 
 T_jup = 3.609 
[ 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 14.1   n/a MPO384822  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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