Astronomical Phenomenon

This small, useful booklet contains general interest material preprinted from the Astronomical Almanac and is published two years in advance of its date. It includes such things as

• dates for seasons, equinoxes, solstices, phases of the Moon
• eclipse maps
• dates for various planetary phenomena
• dates for some religious and civil holidays
• chronological eras and cycles
• the equation of time and declination of the Sun
• sunrise/set, moonrise/set times
• the position of Polaris.

In the United States the book is sold by GPO

In the United Kingdom it is sold by the UKHO Admiralty Web Shop (EU Orders) and the UKHO Distributor Network