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Hunting Orion

Winter is coming and this also means that Orion the Hunter is again showing up on in the sky.After three weeks of mostly clouds skies I got my APO Refractor out to do some imaging. In the meantime I also learned that ma problems with guiding and blurry stars also seem to come from very poor seeing over Innsbruck.The following images have a sharpness value (FWHM) of 7 arcseconds for stars. Astrophotographers in better regions of the world don't bother shooting if this value goes over 4. Looking back at old images I found out that the sharpest I got from my Garden location was 3 arcseconds.But a…