Re: [APML] The faintest object

[Chuck Vaughn <aa6g@aa6g.org>]

Renzo,

I performed a test many years ago with a C14 at f7 and it reached mag 
20.2 stars on TP in one hour. I believe the deepest is around mag 21 on 
TP with scopes in the 12 - 14" range.

Chuck

-------------------

> I read in another ML a thread about the limit magnitude with amatorial 
> scopes and CCD.
> But with the film?
> With amatorial scopes as a 20/25 cm newtonian and a film like Kodak 
> TP2415 Hyper what is the limite magnitude I can reach?
> I know that the sky is very important but, for example, in a dark sky 
> with naked eye magnitude 6,5?
> Clear skies
> Renzo
> www.renzodelrosso.com 

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