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5840 Raybrown (1978 ON)
Classification: Main-belt Asteroid          SPK-ID: 2005840
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051956975468173 7.6577e-08  
a 2.747464740894061 2.593e-08 AU
q 2.458443270990425 2.0535e-07 AU
i 3.354550737029832 7.3028e-06 deg
node 25.50896421816288 8.5363e-05 deg
peri 342.1160760482592 8.9795e-05 deg
M 303.0766996870477 3.0034e-05 deg
tp 2457263.517223813022
(2015-Aug-29.01722381)
0.00014082 JED
period 1663.399698403341
4.55
2.3548e-05
6.447e-08
d
yr
n .2164242306557802 3.0638e-09 deg/d
Q 3.036486210797698 2.8658e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1221  
   data-arc span      13555 days (37.11 yr)  
   first obs. used      1977-04-24  
   last obs. used      2014-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52692  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:32:49  

Additional Information
 Earth MOID = 1.45759 AU 
 T_jup = 3.337 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO267731  
SMASSII spectral type spec_B Ld   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5840 Raybrown           Discovered 1978 July 28 at the Perth Observatory, Bickley.
A brilliant and influential jazz bassist, Raymond Matthews Brown (1926-2002) played in Dizzy Gillespie's band and later with the Oscar Peterson trio. For a while married to and musical director for Ella Fitzgerald, he was part of the L.A. Four in the 1970s and led the Ray Brown Trio from 1984 until the day he died.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

Alternate Designations
 1978 ON = 1977 HT = 1988 VB4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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