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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2212856303948918 3.4144e-08  
a 2.229818337156429 5.3235e-09 au
q 1.736391580752679 7.5711e-08 au
i 3.183507832696309 3.8462e-06 deg
node 348.5155682495866 5.6083e-05 deg
peri 331.0874767970417 5.6749e-05 deg
M 163.7695586147121 9.3572e-06 deg
tp 2458647.234832743920
(2019-Jun-12.73483274)
3.1394e-05 TDB
period 1216.193423838757
3.33
4.3553e-06
1.192e-08
d
yr
n .2960055472621342 1.06e-09 deg/d
Q 2.723245093560179 6.5015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2404  
   data-arc span      26110 days (71.49 yr)  
   first obs. used      1949-09-25  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46869  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 23:26:35  

Additional Information
 Earth MOID = .722401 au 
 Jupiter MOID = 2.591 au 
 T_jup = 3.608 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.18   n/a MPCxxxxx  

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

Alternate Designations
 1989 SB = 1949 SM1 = 1979 SZ5 = 1979 UW2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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