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Re: M42 scanned and posted

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  • Tom DeMary
    How come the image of the bright O star iota Orionis (seen above and right of the nebula in the photo; actually the lower star in the sword ) looks perfectly
    Message 1 of 4 , Nov 30, 2000
      How come the image of the bright O star iota Orionis (seen above
      and right of the nebula in the photo; actually the lower star in
      the "sword") looks perfectly round, while all the fainter stars
      show a small guiding error?

      Tom DeMary

      --- In tmboptical@egroups.com, "Tim Povlick" <potentate@h...> wrote:
      >
      > Greetings Everyone,
      >
      > The M42 image Thomas posted was from a scanned 8x10 photo. I have
      > since had the medium format image scanned (80 Mbytes!) and reduced
      > it and reposted the JPEG. I 'zoomed' way in on the nebula itself
      > and you can easily see my guide errors. I can't leave this large
      > file on the system for long. Enjoy - (no copyright or anything
      > like that)
      >
      > Clear Dark Skies to All....
      >
      > Tim
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