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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07047973104460065 8.4877e-08  
a 2.96573214587099 3.6221e-08 AU
q 2.756708141879677 2.4506e-07 AU
i 9.619371967181907 9.5845e-06 deg
node 23.46348842914161 4.0031e-05 deg
peri 33.77711719025977 7.2116e-05 deg
M 123.2115523549928 5.5976e-05 deg
tp 2456362.023021922581
(2013-Mar-10.52302192)
0.00029043 JED
period 1865.504554683559
5.11
3.4176e-05
9.357e-08
d
yr
n .1929772827925718 3.5353e-09 deg/d
Q 3.174756149862304 3.8774e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      563  
   data-arc span      7651 days (20.95 yr)  
   first obs. used      1994-02-08  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .594  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 15:12:33  

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 14.1 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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