Looking carefully, it appears that the PU truck was traveling faster, anyway. The only other time I've observed this effect I had taken some... never mind. Kim -----Original Message----- From: utah-astronomy-bounces@mailman.xmission.com [mailto:utah-astronomy-bounces@mailman.xmission.com] On Behalf Of Patrick Wiggins Sent: Wednesday, August 25, 2010 2:15 PM To: Utah Astronomy Subject: Re: [Utah-astronomy] RE Lines in photo. Let me guess... The pickup in the picture was really blue. :) patrick On 25 Aug 2010, at 14:09, Michael Thelen wrote:
On Wed, Aug 25, 2010 at 8:40 AM, Stephen Peterson <scpki7l@gmail.com> wrote:
My guess is that the propeller blade is alternately blocking light as the CCD was scanning. Interesting.
I agree. Cell phone cameras can create interesting artifacts when scanning objects moving at high speed. I got this fun image while driving (er, I mean riding) down the freeway last summer. Despite how it looks, I swear I was going nowhere near the speed of light.
http://mike.pietdepsi.com/images/0608091805.jpg
-- Michael W. Thelen
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