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51829 Williemccool (2001 OD41)
Classification: Main-belt Asteroid          SPK-ID: 2051829
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05406398834523787 4.5063e-08  
a 2.27824778289279 9.6817e-09 au
q 2.15507662131091 1.0606e-07 au
i 7.567922614770325 3.9886e-06 deg
node 93.32240000228636 3.1977e-05 deg
peri 118.7770518273415 4.981e-05 deg
M 258.537801918733 4.1249e-05 deg
tp 2459354.498667446764
(2021-May-19.99866745)
0.00014504 TDB
period 1256.029562643235
3.44
8.0065e-06
2.192e-08
d
yr
n .2866174576674794 1.827e-09 deg/d
Q 2.401418944474669 1.0205e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1044  
   data-arc span      8891 days (24.34 yr)  
   first obs. used      1995-12-14  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51345  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:14:24  

Additional Information
 Earth MOID = 1.15796 au 
 Jupiter MOID = 2.5827 au 
 T_jup = 3.594 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO452875  

51829 Williemccool           Discovered 2001 July 21 at Palomar by the JPL Near-Earth Asteroid Tracking Program.
William C. "Willie" McCool (1961-2003) was the pilot of the space shuttle Columbia (STS-107).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 2001 OD41 = 2000 AQ162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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