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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1653418492153146 7.6669e-08  
a 2.660121860964204 2.1196e-08 AU
q 2.220292393334298 2.0456e-07 AU
i 10.96051952294687 8.7868e-06 deg
node 305.6946671715148 2.9617e-05 deg
peri 344.741417530983 3.6207e-05 deg
M 211.0620778137104 2.2365e-05 deg
tp 2457656.121995378562
(2016-Sep-24.62199538)
0.00010145 JED
period 1584.713381734081
4.34
1.8941e-05
5.186e-08
d
yr
n .227170417155226 2.7152e-09 deg/d
Q 3.099951328594109 2.4701e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      832  
   data-arc span      5756 days (15.76 yr)  
   first obs. used      1999-06-22  
   last obs. used      2015-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53465  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 20:04:27  

Additional Information
 Earth MOID = 1.20734 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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