The Astronomical Ephemeris (2021-2030)


Book Description

Written by a former freelance writer for Astronomy magazine, the guide provides data and information on the Moon and planets and lists details of hundreds of astronomical events. Included in the guide are: * Data tables for the Moon, planets, Pluto, Ceres and Vesta including position, magnitude, apparent diameter and elongation from the Sun. * Conjunctions between the Moon, planets and bright stars (including angular separations for planetary conjunctions.) * Lunar and Solar eclipses * Annual summaries of when to observe the planets * Annual summaries of notable close planetary conjunctions * Peak dates for the major meteor showers with moon phase * Greatest eastern and western elongations for Mercury and Venus * Oppositions for the outer planets PLUS * Twenty-four star charts with accompanying lists of suggested deep sky objects Whether you're an expert astronomer or a casual star gazer, the ephemeris is the essential guide for observers everywhere.













Explanatory Supplement to the Astronomical Almanac


Book Description

This well-schooled text provides a detailed description of how to perform practical astronomy or spherical astronomy. It is an authoritative source on astronomical phenomena and calendars.