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114725 Gordonwalker (2003 GW36)
Classification: Main-belt Asteroid          SPK-ID: 2114725
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07368787925147632 4.6928e-08  
a 3.162403295504963 2.815e-08 au
q 2.929372503321323 1.5341e-07 au
i 22.67243831294206 5.2595e-06 deg
node 137.9709938210883 1.3803e-05 deg
peri 186.0284014781877 3.8493e-05 deg
M 267.0323703021463 3.6592e-05 deg
tp 2459730.961129020479
(2022-May-31.46112902)
0.00021072 TDB
period 2054.112889271404
5.62
2.7427e-05
7.509e-08
d
yr
n .1752581378950854 2.3401e-09 deg/d
Q 3.395434087688604 3.0224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      794  
   data-arc span      12759 days (34.93 yr)  
   first obs. used      1986-03-04  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56936  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:40:20  

Additional Information
 Earth MOID = 1.91523 au 
 Jupiter MOID = 1.94508 au 
 T_jup = 3.080 
[ show covariance matrix ]

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 14.23   n/a E2021B55  

114725 Gordonwalker           Discovered 2003 Apr. 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Gordon A. H. Walker (b. 1936), profesor emeritus at the University of British Columbia, was a member of the first group to report on the detection of extrasolar planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120703/MPCPages.arcLast Updated: 2012-07-09

[ show close-approach data ]
Alternate Designations
 2003 GW36 = 2004 JD6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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