That was serendipitous.
I was looking for star charts which presented the Milky Way galaxy "flat" or a chart that was oriented in the galactic perspective. Found a cool map.
When I revisited the page (called Commentary on Star Atlas in Galactic Perspective) and read the entire article (with references back to the Apollo missions), I stumbled across his hand-drawn Local Meridian Finder figure. Wow!
This is very useful as a quick and easy low bandwidth tool for predicting visibility. For example, the graphic says that on 20 Nov at midnight, objects between RA 3 and 5 will be well placed.
Shared on the RASC forum.
[ed. Grahic by Robert Fritzius used with permission. Colour-inverted by Blake.]
Saturday, November 18, 2017
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