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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173061914893412 5.3657e-08  
a 2.542397750702603 1.8557e-08 au
q 2.244158753316613 1.374e-07 au
i 15.46716557174588 5.5417e-06 deg
node 18.59870850857552 1.9314e-05 deg
peri 26.41252690804973 3.0325e-05 deg
M 307.622680866874 2.6818e-05 deg
tp 2459415.929133883121
(2021-Jul-20.42913388)
0.00011112 TDB
period 1480.688387292319
4.05
1.6211e-05
4.438e-08
d
yr
n .243130156952415 2.6619e-09 deg/d
Q 2.840636748088593 2.0734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      8210 days (22.48 yr)  
   first obs. used      1998-01-28  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58592  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:43:00  

Additional Information
 Earth MOID = 1.25852 au 
 Jupiter MOID = 2.63477 au 
 T_jup = 3.385 
[ 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 15.67   n/a E2021B10  

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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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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