Re: [APML] Another IC4604

[Aplanatic@aol.com]

Chris Cook wrote:

> I've posted a shot of IC4604 and IC4603 surrounding Rho Ophiuchi.  It is a
>  composite of two 60-minute exposures which were taken on the least clear
>  night from the AZ trip....a bit more upper level haze than the next two
>  nights.
>  I hope to add two more negs in the stack this coming new moon to increase
>  the S/N ratio and maybe bring out a little more of the faint nebulosity.
>  Anywho, here it is...

Try taking an unfiltered TechPan shot while you're at it.  You may want to 
fool around with luminance transfer on this subject.  It's very dim and 
therefore hard to get a high S/N and low grain image using just color film.

Dave Rowe.


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