Re: [APML] POSITIVE/NEGATIVE PROJECTION IN PLANETARY ASTROPHOTOGRAPHY

["Bert Katzung" <katzung1@attbi.com>]

Hi Tommy:
Run, do not walk, to the nearest internet bookstore and order Michael
Covington's Astrophotography for the Amateur, 2nd edition. It will answer
all these questions. Some of them may be answered on his website. Check it
out....
Bert

Bert Katzung
katzung1@attbi.com
www.astronomy-images.com

----- Original Message -----
From: "Tommy Lim" <Tommy.Lim@omd.com.my>
To: <astro-photo@seds.org>
Sent: Thursday, January 17, 2002 12:52 AM
Subject: [APML] POSITIVE/NEGATIVE PROJECTION IN PLANETARY ASTROPHOTOGRAPHY


> Hi,
>
> I would like to ask all the expert outside there, if i use  positive/
negative
> projection with my 8" f/4 newtonian telescope to catch some of the
planetary
> photos,is it possible? Which method is the best worth? Also how many
seconds
> should i use? and where can i get all this valuable information???
>
> I hope you all can teach me or give me some opinion in my first timer.
>
> Thanks
>
> Tommy
>




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