[AZ-Observing] Re: Seeing Scale Simulation

> Is this the 12-point Pickering scale you were referring to? It was
> devised by W.H. Pickering and has 12 points... maybe he did finish it,
> well maybe not. It is a test of visual acuity and goes in increasing
> order of difficulty. It's from an article in the June 97 Astronomy (p.
> 82) on naked-eye Moon observing!


I honestly don't know....I only forwarded text from a fellow in England that
happened to be discussing the same topic on a different mailing group.

And for Stan, yes I'm aware of the AAH, and I do own a copy, but I haven't
perused the book to great depths yet.

Thad



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