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91006 Fleming (1998 BT25)
Classification: Main-belt Asteroid          SPK-ID: 2091006
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .117586221861214 5.959e-08  
a 2.543677036567887 1.9161e-08 au
q 2.24457566420274 1.5071e-07 au
i 15.4627208517884 5.8433e-06 deg
node 18.63912097097587 1.9437e-05 deg
peri 26.15522214059895 3.0687e-05 deg
M 259.2607162939327 2.7482e-05 deg
tp 2459415.155794458671
(2021-Jul-19.65579446)
0.00011491 TDB
period 1481.80610893237
4.06
1.6744e-05
4.584e-08
d
yr
n .2429467646474864 2.7452e-09 deg/d
Q 2.842778408933034 2.1415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1998-01-28  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:37:00  

Additional Information
 Earth MOID = 1.25982 au 
 Jupiter MOID = 2.63128 au 
 T_jup = 3.384 
[ show covariance matrix ]

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 15.6   n/a MPO192309  

91006 Fleming           Discovered 1998 Jan. 28 by M. Tichy and Z. Moravec at Klet.
Alexander Fleming (1881-1955) was a Scottish biologist and pharmacologist. His best-known achievements are the discovery of the enzyme lysozyme and isolation of the antibiotic substance penicillin, for which he shared a Nobel Prize in 1945 with Florey and Chain.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071124/MPCPages.arcLast Updated: 2007-11-26

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