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91422 Giraudon (1999 OH)
Classification: Main-belt Asteroid          SPK-ID: 2091422
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1660025409794069 8.5383e-08  
a 2.658906616429846 2.5164e-08 AU
q 2.217521361875534 2.2555e-07 AU
i 10.96154731004392 9.3926e-06 deg
node 305.6959014313414 3.9116e-05 deg
peri 344.4884753928902 4.6481e-05 deg
M 165.968452704898 2.5651e-05 deg
tp 2456070.410507062314
(2012-May-22.91050706)
0.00011051 JED
period 1583.627570023194
4.34
2.2482e-05
6.155e-08
d
yr
n .2273261761884628 3.2272e-09 deg/d
Q 3.100291870984158 2.9342e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      5364 days (14.69 yr)  
   first obs. used      1999-06-22  
   last obs. used      2014-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57005  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 12:34:24  

Additional Information
 Earth MOID = 1.20271 AU 
 T_jup = 3.341 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO280379  

91422 Giraudon           Discovered 1999 July 16 at Pises Observatory.
Edmond Giraudon (b. 1924), a professor in mechanical engineering and a popularizer of astronomy, initiated the construction of five observatories in several high schools in the Provence Alpes, Côte d´Azur and Languedoc Roussillon regions of France.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

Alternate Designations
 1999 OH = 2000 XC7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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