Re: Everett and Howell Paper

[Tom Droege <tdroege@veriomail.com>]

Chris and all,

Yes, I have thought of this.  But it does not work at my location.  Fog is 
just too bright and unless the exposure is reduced from that used for the 
object frames, the CCD is saturated.  The same holds true for clouds.

I don't need a fancy cloud detector here, the CCDs just peg.

Tom

At 03:28 PM 11/7/01 -0800, you wrote:
>I proposed this once before some time ago for the Mark III.
>What about "fog flats".  Fog is actually a pretty good
>mixer of light.  Wait for thick clouds, overcast conditions
>or fog and try taking a few shots of it.
>We can look at these later for gradients and see if we want
>to use them.  But given Tom's
>location and the time of year we should not have to wait
>to long for ideal conditions to try this.
>
>
>=====
>Chris Albertson
>   Home:   310-376-1029  chrisalbertson90278@yahoo.com
>   Cell:   310-990-7550
>   Office: 310-336-5189  Christopher.J.Albertson@aero.org
>
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