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Douglas Rollain

Lion Nebula SH2-132 - RC71

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Posts Made By: Stephen Fugardi

September 28, 2007 10:19 AM Forum: CCD Imaging and Processing/Solar System

Mars September 25, 2007

Posted By Stephen Fugardi

Paul, great images! You can clearly see the volcano (Olympus Mons?) in the lower left rotating away from view as you took the shots. You would have a nice movie if you could combine into a .gif file. Thanks for posting

Regards,
Steve

PS: Nice shot of Venus too. It's amazing how fast the phases change on the goddess

October 4, 2007 11:48 PM Forum: CCD Imaging and Processing/Solar System

Mars October 4, 2007

Posted By Stephen Fugardi

Paul, your patience really paid off, that's a great shot of the red planet. Surface details are sharp. Thanks!

Regards,
Steve

PS: By the way, I thought that was you on p75 smile

October 5, 2007 10:13 AM Forum: CCD Imaging and Processing/Solar System

a sharper venus

Posted By Stephen Fugardi

Alan, that is the best Venus shot with cloud detail I have ever seen. That CaK filter seems to work better than some previous UV filtered images posted. The quality of your astro images are absolutely amazing. Thanks

Regards,
Steve

October 7, 2007 12:19 PM Forum: CCD Imaging and Processing/Solar System

Jupiter, NO COMPUTER PRESENT TO RECORD!

Posted By Stephen Fugardi

Jason, I think it comes down to more Megapixcels per picture but less shots to stack vs a webcam with less megapixcels but more frames. Under perfect seeing, your method could work, however, my guess is you would still need at least 50+ stackable frames. Also, shooting afocal adds extra glass in the optical path which could cancel out some of the resultion benefits. Interesting work, but at my site I barely get above average seeing so it wouldn't work for me.

Regards,
Steve

PS: Attached is the last time I tried afocal with my 4MP Powershot A80 + 55mm and the sunspot group 930 taken slightly in the trees, but shows decent details. 1 frame only.

October 8, 2007 03:58 PM Forum: CCD Imaging and Processing/Solar System

bottoms up

Posted By Stephen Fugardi

Alan, absolutely incredible! thanks for posting it

Regards,
Steve

October 8, 2007 04:16 PM Forum: Home Observatories

Roof open- $250 project

Posted By Stephen Fugardi

Paul, looks great! That scope looks huge - 16"?

Regards,
Steve

October 12, 2007 07:53 PM Forum: CCD Imaging and Processing/Solar System

Re: Craters imaged on Mars

Posted By Stephen Fugardi

Dan, Fantastic Mars! I did not know you could use virtualdub for capturing the avi. I always use the Philips vRecord. Then later, if I need to convert to .bmps I would use VDub. Thanks for the info, I'll give it try next time out

Regards,
Steve

October 13, 2007 10:16 PM Forum: CCD Imaging and Processing/Solar System

Mars f25, 10/13/07

Posted By Stephen Fugardi

Dan, Thanks! I tried capturing the avi with VDub but couldn't get the settings right so I went back to VRecord. I also tried cranking up the brightness to 100% but the image ended up colorless so I went back to my usual settings:
Br 50%, Gam 0%, Gain 44%, 100% Sat, 10fps, 1/33sec, WB Freeze R=22, B=29 (set originally in auto), best 200 frames of 2000 taken (worst 300 trimmed off to fit into Reg4). What was interesting was with an 8mph wind, my scope and obs were completely cooled off to within 0.1degC for over 2 steady hours. However, having good "local" seeing does not help when the "atmos" seeing is bad. The probability of the perfect night seems near impossible when you consider all the factors

Regards,
Steve

October 15, 2007 04:12 PM Forum: CCD Imaging and Processing/Solar System

Clavius, 23rd September

Posted By Stephen Fugardi

Anthony, absolutely stunning image! Surface details are amazing. That one definitely needs to be published. Thanks for posting it

Regards,
Steve

October 15, 2007 11:41 PM Forum: CCD Imaging and Processing/Solar System

Mars under good conditions, finally.

Posted By Stephen Fugardi

Dodi, absolutely gorgeous!

Regards,
Steve