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117736 Sherrod (2005 GQ22)
Classification: Main-belt Asteroid          SPK-ID: 2117736
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09508911765988465 6.3556e-08  
a 2.706221780684209 3.2431e-08 au
q 2.448889539366986 1.7056e-07 au
i 16.61454663501751 9.7572e-06 deg
node 36.19294398810085 2.2339e-05 deg
peri 131.0092762034401 5.7369e-05 deg
M 231.8323561528088 5.0813e-05 deg
tp 2458179.421134247352
(2018-Mar-01.92113425)
0.00023125 JED
period 1626.085976719107
4.45
2.923e-05
8.003e-08
d
yr
n .2213905077309372 3.9797e-09 deg/d
Q 2.963554022001432 3.5515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      5810 days (15.91 yr)  
   first obs. used      1999-11-16  
   last obs. used      2015-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55548  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-28 19:14:37  

Additional Information
 Earth MOID = 1.47861 au 
 Jupiter MOID = 2.0518 au 
 T_jup = 3.299 
[ 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 15.3 mag n/a MPO302618  

117736 Sherrod           Discovered 2005 Apr. 4 by M. Ory at Vicques.
Clay Sherrod (b. 1949) is the founder and director of the Arkansas Sky Observatories, established in 1971 as a research and public outreach educational facility. He is widely acknowledged for his contribution to astronomical research and education, archeology and biomedical research.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20061109/MPCPages.arcLast Updated: 2006-11-13

Alternate Designations
 2005 GQ22 = 2003 XZ38 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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