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51829 Williemccool (2001 OD41)
Classification: Main-belt Asteroid          SPK-ID: 2051829
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05425845095431979 6.0462e-08  
a 2.277862613982399 1.3322e-08 au
q 2.154269317060956 1.3989e-07 au
i 7.565936767652082 4.9273e-06 deg
node 93.34665423243931 5.1155e-05 deg
peri 119.4184377248026 7.0444e-05 deg
M 216.5570947941999 4.8059e-05 deg
tp 2458100.841226373227
(2017-Dec-13.34122637)
0.00016762 JED
period 1255.711052672393
3.44
1.1016e-05
3.016e-08
d
yr
n .2866901579259425 2.5151e-09 deg/d
Q 2.401455910903841 1.4045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      7293 days (19.97 yr)  
   first obs. used      1995-12-14  
   last obs. used      2015-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57628  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 15:08:55  

Additional Information
 Earth MOID = 1.15658 au 
 Jupiter MOID = 2.58349 au 
 T_jup = 3.594 
[ 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 15.2 mag n/a MPO347876  

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 | Physical Parameters | Discovery Circumstances ]
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