From: "Jack Schmidling" 
To: 
Reply-To: "Jack Schmidling" 


> "Jerry B. Hillman"  wrote:
>
> Hi all,
> Is it feasible to use the reflected image of the sun off of a ball bearing
> to do daytime star testing?....

The sun and a ball work very well for an artificial star.  Unfortunately,
unless you hang it "from a tall oak tree", like Tom Dooley,
seeing near the ground will make in nearly worthless.

js

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