Saad Sami Haddad drew a sky map of stars up to and including the 5th magnitude.
Members open each meeting with announcements about what's overhead, and sky maps are usually distributed.
There are no markings on the night sky, though there exist many sky maps to aid stargazers in identifying constellations and other celestial objects.
ORG (or WikiSky.org) is a wiki and interactive sky map that covers more than half a billion celestial objects.
Circinus was given its current name in 1763, when Lacaille published an updated sky map with Latin names for the constellations he introduced.
Cassiopeia's choice of a human label for her remote home was "Zero-zero-zero-zero," the great sky map's origin of coordinates.
Astronomy for Kids (http://www.dustbunny.com/afk/) teaches about the planets, lets you explore sky maps to find your favorite stars, and offers answers to astronomy questions.
Carefully accounting for the procedure used to remove the foregrounds from the full sky map further reduces the significance of the alignment by 5%.
It also stocks astronomical books, periodicals, sky maps, binoculars and globes.
The angles are crucial to the understanding of the meaning of the sky map to the individual or event for which it was cast.