Local Group Galaxies – Plan download

For those of you who use AstroPlanner, I have created a downloadable plan details as follows: “Galaxies discovered to be in our Local Group as of 2007. Data not in catalogues (unknown ID) has been added from various internet sources  – therefore please consider this as a beta version. User field 1 suggests good starting

Astronomy Formulae

I have created a sheet of basic formulae for Astronomy & Astrophotography & am posting it as a download. They’ve been collected from various sources, mainly around the net and then rewritten in the hope of presenting them simply. This was done as a quick & simple project to help my understanding, but perhaps it will