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Re: (meteorobs) Re: Some Perseid photos
Sorry Jim, I've got plenty of photos of aircraft without additional lights
or strobes, so their absense does not disprove it being an aircraft
Robert H. McNaught
rmn@aaocbn.aaodot gov.au
On Fri, 20 Aug 1999, Jim Bedient wrote:
> At 03:27 PM 8/21/99 +1000, Robert H. McNaught wrote:
> >Having looked at the image
> >
> >http://wwwdot carmelcoast.com/media/Robin/Astro/Perseids6.jpg
> >
> >I'm pretty sure it is not a meteor but an aircraft.
> >
>
> I have to say that I disagree with the aircraft identification:
>
> 1. The red trail would be consistent with an aircraft travelling right to
> left, displaying the proper red navigation light on the left wingtip, but
> there are no other visible lights, such as the mandated (in the US, and
> most other countries) red or white flashing anti-collision lights. These
> show on time exposures as a series of dots in the case of strobe lights, or
> dashes in the case of rotating type lights.
>
> 2. If the brighter portion of the trail is an aircraft's landing light, it
> would certainly pass from view as the aircraft came abeam the camera, and
> then presented its left rear quarter to the camera. Why does the trail
> disappear there? We should be able to see once again the red left wingtip
> light, and an aft white position light.
>
> Not that I have any other bright ideas of my own you understand! I just
> don't think it's an aircraft.
>
> JB
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