The Turbid Plaque

A confusing mixture of ongoing projects

Tag: skills

  • Learning Celestial Navigation

    Learning Celestial Navigation

    In my continuing effort to acquire miscellaneous skills, I took up celestial navigation a little while ago. Yes, I mean using a sextant, some printed tables, and a rudimentary grasp of the principles of spherical trigonometry to find my position on Earth. It’s unlikely anyone really needs to do this here in the 21st century,…