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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07047973060983349 8.4874e-08  
a 2.965732144424502 3.6083e-08 AU
q 2.756708141824539 2.4506e-07 AU
i 9.619372057916635 9.5825e-06 deg
node 23.4634901232567 3.9859e-05 deg
peri 33.77711837051737 7.1689e-05 deg
M 123.2115500832447 5.5723e-05 deg
tp 2456362.023034161793
(2013-Mar-10.52303416)
0.00028902 JED
period 1865.504553318754
5.11
3.4045e-05
9.321e-08
d
yr
n .1929772829337542 3.5218e-09 deg/d
Q 3.174756147024465 3.8626e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      7676 days (21.02 yr)  
   first obs. used      1994-02-08  
   last obs. used      2015-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59252  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:37:23  

Additional Information
 Earth MOID = 1.7726 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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