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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07008756122920559 4.8263e-08  
a 2.966295983073983 1.9338e-08 au
q 2.758395531736339 1.413e-07 au
i 9.618166140158575 5.6316e-06 deg
node 23.44688931265762 2.4281e-05 deg
peri 32.87824168902644 4.3679e-05 deg
M 72.78200585746937 3.4522e-05 deg
tp 2458223.239208076783
(2018-Apr-14.73920808)
0.00017912 TDB
period 1866.036577204609
5.11
1.8248e-05
4.996e-08
d
yr
n .1929222633670414 1.8866e-09 deg/d
Q 3.174196434411627 2.0694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1054  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1994-02-08  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:45:57  

Additional Information
 Earth MOID = 1.77371 au 
 Jupiter MOID = 2.11818 au 
 T_jup = 3.239 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO337671  
diameter diameter 4.913 km 0.760 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.184   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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Alternate Designations
 2001 OQ33 = 1994 CZ14 = 1999 CO55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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