After more searching on Amazon, I found Practical Astronomy with your Calculator or Spreadsheet by Peter Duffett-Smith and Jonathan Zwart. This will be my guide on my journey to create the Astronomy Calculator. The fourth edition was published in 2011 so it is current. It also had a website where you can download the Excel […]
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In my searching for books on Amazon, I found a book called Astronomical Algorithms by Jean Meeus. It was claimed to be the first book that made astronomical calculations available to the casual astronomers. It was focused on “calculators” but since the first edition was written in 1979, an iPhone today would seem like a mainframe
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Spherical Astronomy by Robin M Green claims to be a updated version of a previous book of the same title that was the standard introductory text on positional astronomy. The claim seems sound. After my math refresher books, I started it again. This time, some concepts started to make sense after a couple of readings.
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When I started the first page of Spherical Astronmy by Robin M Green, I realized I couldn’t remember any of my high school math. Wow, I remember being so good at math! I took AP Calculus in high school and know can’t remember what a cosine is. So, I searched around Amazon and found a
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Astronomy Calculator was an inspiration. Unfortunately, I get remember the exact circumstances for that inspiration. One part probably has to do when I was brainstorming about building mobile astronomy apps and realized it would be cool to display the time of sunset. I did some Google searching and couldn’t find a service that I could
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When I subscribed to Sky & Telescope, I signed up for their email newsletter which also included ads for their store. One of the items caught my eye. It was a DVD of past issue of something called Night Sky magazine. It was a magazine for the entry-level stargazer and exactly what I want to
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