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Old 06-01-2013, 04:26 AM
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MGTechDVP (Mariusz)
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MGTechDVP is offline
 
Join Date: May 2011
Location: Wollongong, Australia
Posts: 272
M42 wideish field through a 80mm BOSMA

Hi Everyone.

On the night of 3rd/4th January I wanted to image Jupiter, finally attempt to catch the GRS sharply... Last time it was a bit fuzzy.
After looking at Jupiter through the eyepiece through various filter, I didn't see any detail, slight hint of banding, but very poor... Nothing like how it was a couple of weeks ago when even in the eyepiece Jupiter looked sharp with heaps of detail visible at 290x magnified.
I gave up on Jupiter and decided to do a quick experiment with my "guide scope"... The BOSMA 80mm refractor and M42 using a canon 7D for a wider field of view.
The following is the pic I managed... It was only a quick polar align, and it was unguided.
4 minutes of 30sec subs
2 minutes of 10sec subs and
5 minutes of 1 min subs
stacked in Nebulosity 3.
Contrast adjusted in PS.

I think that all in all the BOSMA is not a bad scope... Especially for the price.
Attached Thumbnails
Click for full-size image (M42%2080x500mm%2004-01-2013%20sm.JPG)
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