Waarnemingen
Gerard Hoogeland
AWSV Metius

   

Alkmaarse Weer- en Sterrenkundige Vereniging Metius

   

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Kometen

Opnamen en tekst:
Gerard Hoogeland ©2004

  Comet Hale Bopp on April 8, 1997

Exposure made from "Metius observatory" Bakkum, The Netherlands.
Exposure time: 8 minutes on a standard 400 ASA color negative film.
Lens: 200 mm focal length.

A print of this exposure was scanned on a HP scanner at 1200 dots/inch true color.For Web use the exposure was reduced to a smaller size and a resolution of 150 dots per inch at 16 million colors, creating a 458 KB jpg file.
     
     

  The same exposure as above, but with increased blue to show the gas tail of the comet.
     
     



foto's en teksten ©2004 Gerard Hoogeland