Pierre de Pontierre of Lesve, Belgium (pronounced "Lev ") has developed Lesve Photometry, which can be linked to Lew's AAVSO Format 
Plotting Workbook. This Excel Workbook will produce 14 plots from the AAVSO format output, including instrumental magnitudes of your 
comparison stars vs. Airmass, allowing you to calculate atmospheric extinction coefficients. It will work with any Photometry program that 
gives you the output in AAVSO extended format. See  Lew's description of how it works.
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Lew's CBA work on MV Lyrae  | 
   Summary - first 10 months of construction on the 44 cm reflector   | 
             
Lew's Excel   Light Curve Plotting  
Spreadsheet  made especially for AIP4WIN  photometry software!
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Lew's article on MV Lyrae for the Czech Journal  Perseus 
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  Fighting Ugly Light Pollution      | 
           
Lew's Excel   Heliocentric Correction 
Spreadsheet
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Light curves of MV Lyrae 
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 Project Plans and Problems    | 
    
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|  Is the MV Lyrae Check Star Variable? | 
M13 for Larry and Laura � | 
Lew's One Cell JD Calculator a converter from UT date to Julian Date 
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UpdatedAO Piscium - light curves               
 | Observing Dangerously    |   
  CBA Concord    Lew's Affiliation with the  Center for Backyard 
Astrophysics 
| U Gem - The Classic Dwarf Nova
               
 | Supernova 1999cl in M88   | 
Lew's original Excel   Light Curve Plotting  
Spreadsheet  -Autoplot.xls -  made for plotting light curves   from photometry results  in a 2 or 3 column text file.
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IP Peg - light curves! Eclipses!
               
 |  V898 Cyg identification | 
Lew's automatic star chart plotting spreadsheet from Arne Henden's photometry standard star 
lists
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| V449 Lyr - a faint eclipsing binary
               
 |  The filter slide  | 
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  QY Persei 
 |   The dew cap | 
M5 and M57     | 
 
| V751 Cyg Light Curves
 | Plans for the Focuser   | 
 
| Lew's Suspected Variable 
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The reconfigured declination motions         
 |  M67 |                                                     
  
 
| V603 Aql Light Curve     | 
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         | Lew's Projects Page  | 
| UX UMa Light Curve    
 | XTE J1118+480   an X-ray Nova 
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