Chronomancy
Divination of the best time to do something
From Wikipedia, the free encyclopedia
Chronomancy, also known as hemerology or calendar astrology, is a generalized term for divination the determination of lucky and unlucky days and of the best time to do something, popular in ancient East Asia, particularly China.[1] Practitioners would utilize calendars and other temporal data to determine the auspiciousness of future days.[2]
The term "chronomancy", stemming from the Greek word chronos (meaning time), and the word manteia (meaning divination) is also used in fiction to refer to a school of magic involving supernatural manipulation of time.
Role in modern fantasy
In modern fantasy role-playing games, such as Dungeons & Dragons and other games set in the Forgotten Realms universe, chronomancy refers to a school of magic related to moving through and manipulating time.