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All the material on this website is copyrighted to J-P Metsavainio, if not otherwise stated. Any content on this website may not be reproduced without the author’s permission.

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Saturday, April 4, 2009

Moon, an inspiration and passion.

This image of Full Moon is litle different now!
Klick to see it in full scale.
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The original Moon image and the others can be found here:
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The text is borrowed from various scientific publications, about the Moon, around the web.

A grobbed part of the poster, to see the text.

Thursday, April 2, 2009

Sh2-223, 224 and 225 lightened up






I found some old H-alpha light frames, for this object, from my HD!
There was 15 x 1200s from 03.11.2008, I totally frogotten, that I had
shot them.
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You can compare how additional Five hours of H-a hellped by looking two previous versions.
First, there is only Two hours of H-a:
Really bad looking and noisy,
Secondly there was 11 hours of H-a, looks much better:
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This is a really dim Supernova Remnant pair, with fast, f1.8, optics
it has taken 16h of H-alpha light to get in this version.
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Details; -Camera, QHY9 - Optics, Canon EF 200mm f1.8 @ 1.8 - Guiding, QHY5 and PHD-guiding - Platform, LX200 GPS 12" - Exposures, 7x1200s with 7nm H-alpha filter and 13x2400s, 5x300s O-III Binned 4x4 and 5x300s. S-IIBinned 4x4 .
Additional 15x1200s of H-a added, imaged with QHY8 and Tokina AT 300mm f2.8 @2.8
03.11.2008
Darks, Flats and Bias frames calibrated. Total exposure time for H-alpha line is 16h!

Tuesday, March 31, 2009