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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09674669234638428 4.9057e-08  
a 2.704704962745222 2.2168e-08 au
q 2.443033703826772 1.3503e-07 au
i 16.60328324385219 7.0546e-06 deg
node 36.13473832342095 1.6416e-05 deg
peri 130.9241067033923 4.0065e-05 deg
M 181.907892434454 3.3772e-05 deg
tp 2459804.249001455899
(2022-Aug-12.74900146)
0.00015278 TDB
period 1624.719053973967
4.45
1.9975e-05
5.469e-08
d
yr
n .2215767699156733 2.7241e-09 deg/d
Q 2.966376221663673 2.4313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      6783 days (18.57 yr)  
   first obs. used      1999-11-16  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54135  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:06:56  

Additional Information
 Earth MOID = 1.47369 au 
 Jupiter MOID = 2.04834 au 
 T_jup = 3.299 
[ 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 15.3   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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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