Starguide - A Practical Guide to Astro-Photography

The North Celestial Pole (NCP) and the South Celestial Pole (SCP) lie directly above North and South Poles of Earth. The NCP and SCP form the poles of a great circle on celestial sphere, analogous to the equator on Earth. It is called the celestial equator and it lies directly above the Earth's equator.

Created with the Personal Edition of HelpNDoc: News and information about help authoring tools and software