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51825 Davidbrown (2001 OQ33)
Classification: Main-belt Asteroid          SPK-ID: 2051825
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07039771004845122 9.0825e-08  
a 2.96711403185726 3.7655e-08 AU
q 2.758235998561881 2.6644e-07 AU
i 9.616820689653276 1.0582e-05 deg
node 23.47596328458156 4.3499e-05 deg
peri 34.14763575656484 8.0449e-05 deg
M 84.23900887457162 6.2758e-05 deg
tp 2456363.671937164542
(2013-Mar-12.17193716)
0.00032562 JED
period 1866.808557243539
5.11
3.5537e-05
9.73e-08
d
yr
n .1928424843582048 3.671e-09 deg/d
Q 3.175992065152638 4.0306e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      7327 days (20.06 yr)  
   first obs. used      1994-02-08  
   last obs. used      2014-03-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .64939  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:53:46  

Additional Information
 Earth MOID = 1.77351 AU 
 T_jup = 3.239 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO250684  

51825 Davidbrown           Discovered 2001 July 19 at Palomar by the JPL Near-Earth Asteroid Tracking Program.
David M. Brown (1956-2003) was a mission specialist on 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

[ show close-approach data ]
Alternate Designations
 2001 OQ33 = 1994 CZ14 = 1999 CO55 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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