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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07047973143730892 8.4699e-08  
a 2.965732146522141 3.3185e-08 AU
q 2.756708141320267 2.4503e-07 AU
i 9.619371770212799 9.571e-06 deg
node 23.46351729276871 3.5427e-05 deg
peri 33.77708606742065 6.2444e-05 deg
M 123.2115547698479 5.0244e-05 deg
tp 2456362.023009198631
(2013-Mar-10.52300920)
0.00025842 JED
period 1865.504555297939
5.11
3.1311e-05
8.572e-08
d
yr
n .1929772827290172 3.2389e-09 deg/d
Q 3.174756151724015 3.5524e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      635  
   data-arc span      7769 days (21.27 yr)  
   first obs. used      1994-02-08  
   last obs. used      2015-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57049  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:53:33  

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 14.2 mag n/a MPO337671  

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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