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Tom Davis
25-11-2009, 12:36 PM
This is vdB10. Nothing fancy; sort of a classical reflection nebula. I'm working my way through them as the weather permits. At this rate I should finish the vdB catalog in, oh, ten years!

http://www.tvdavisastropics.com/astroimages-1_0000ac.htm

I also added some luminance data to my recent Omicron Persei image.

http://www.tvdavisastropics.com/astroimages-1_0000a9.htm


Tom

TrevorW
25-11-2009, 02:05 PM
Must get myself a CCD camera your backgrounds are soooo smooth

Cheers

toryglen-boy
25-11-2009, 02:10 PM
Nice one Tom, thanks for sharein'

:)

DavidU
25-11-2009, 03:05 PM
A couple of killa images there. Smooth as!

gregbradley
25-11-2009, 05:29 PM
Interesting Tom.

I almost bought an AP160 a few months ago but unfortunately the seller seemed quite dodgy and it was a lot of money so I pulled out.

I see quite a bit of vignetting around bright stars (the bars going through the bright stars). Much like the FSQ106N does on the bright stars at the edges of images. I wonder where that came from. Your 155 does not do that and neither does my 140 with 155TCC.

I take it this is a rentascope scope?

Greg.

Tom Davis
26-11-2009, 04:03 AM
It is Ray Gralak's scope. He has it at New Mexico Skies. He has been busy for the last few months so he is letting me use it for a while.

Tom