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91907 Shiho (1999 VA26)
Classification: Main-belt Asteroid          SPK-ID: 2091907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2332099226932046 4.2959e-08  
a 3.067567815497292 1.9273e-08 au
q 2.352180562389006 1.3265e-07 au
i 12.82666847884754 5.0394e-06 deg
node 63.00945920483669 2.5516e-05 deg
peri 60.67521918740363 2.8346e-05 deg
M 235.1544086896751 1.2277e-05 deg
tp 2459681.050559870493
(2022-Apr-11.55055987)
6.9967e-05 TDB
period 1962.40971733149
5.37
1.8494e-05
5.063e-08
d
yr
n .1834479297674558 1.7289e-09 deg/d
Q 3.782955068605578 2.3768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      769  
   data-arc span      8842 days (24.21 yr)  
   first obs. used      1996-05-15  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57535  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:20:42  

Additional Information
 Earth MOID = 1.39843 au 
 Jupiter MOID = 1.55578 au 
 T_jup = 3.152 
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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 14.6   n/a MPO449565  

91907 Shiho           Discovered 1999 Nov. 13 by A. Nakamura at Kuma Kogen.
Shiho Ochi (b. 1984), born in Ehime prefecture, is the vocalist of the band "Superfly". Since their major debut in 2007 with Hello Hello, her rich voice and the band's soulful rock-and-roll music have fascinated many fans in Japan, including the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090607/MPCPages.arcLast Updated: 2009-06-08

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