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NashiCab Recipe

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OK, so here in OZ we have instituted a regular get-together of state and federal heads to discuss issues around The 19, and how to deal with it. Officially it is called The National Cabinet.  Enter the ABC Coronavirus Live Blog - an informal stream run by the ABC Newsroom to allow readers to ask questions and get clarifications about the various restrictions, lockdowns, vaccine rollouts, and so on. It has developed into quite the tight-knit community, with their own in-jokes (Hi Barbara - how's the pool-boy doing?) and their own slang. One of the central pieces of which is the nick-name for the National Cabinet - forever known as the NashyCab. Which resulted in extensive speculation about just what that was. Over the past couple of weeks, we have entered Nashi season here, and my chance to strike has arrived. I now present, for the first time in public, The NashiCab. The Ingredients For the Nut Crumble 200g Almonds (or Macadamias) 60g Butter 50g Brown Sugar 50g Raw Sugar For the Cr...
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Adventures in Astrophotography Post-Processing

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 These days I do most of my blog-type posting on aus.social, a Mastodon instance. Sometimes though the limited formatting makes that a poor choice. This is one such case. Today I want to take you through the post-processing steps I go through to create a final astrophotographic artwork. And these are artworks, not scientific records. I could  use the same data to perform astrometric observations, but I don't. I like to create beautiful images. Knowing the things I am creating pictures of is part of creating that beauty, and that does require some scientific knowledge, but it is only a means to an end.  So, let's start with what comes out of my telescope. I use either a DwarfII or Dwarf3 smart telescope for my imaging, and what comes out of that is already pre-processed in a variety of ways. The telescope does its own stacking, and has a built-in link to a cloud post processor. So what I get is two images - one denoised and with basic image optimisations performed, and ano...
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