Astrological dating chart
Evil celestial omens attached to any particular planet were therefore seen as indications of dissatisfaction or disturbance of the god that planet represented.
Such indications were met with attempts to appease the god and find manageable ways by which the god’s expression could be realised without significant harm to the king and his nation.
Astrological symbols likely represented seasonal tasks, and were used as a yearly almanac of listed activities to remind a community to do things appropriate to the season or weather (such as symbols representing times for harvesting, gathering shell-fish, fishing by net or line, sowing crops, collecting or managing water reserves, hunting, and seasonal tasks critical in ensuring the survival of children and young animals for the larger group).
By the 4th century, their mathematical methods had progressed enough to calculate future planetary positions with reasonable accuracy, at which point extensive ephemerides began to appear.
After the occupation by Alexander the Great in 332 BC, Egypt came under Hellenistic rule and influence.Another, showing an early use of electional astrology, is ascribed to the reign of the Sumerian ruler Gudea of Lagash (c. This describes how the gods revealed to him in a dream the constellations that would be most favourable for the planned construction of a temple.However, controversy attends the question of whether they were genuinely recorded at the time or merely ascribed to ancient rulers by posterity.It was commonly accepted in political and cultural circles, and some of its concepts were used in other traditional studies, such as alchemy, meteorology and medicine.By the end of the 17th century, emerging scientific concepts in astronomy, such as heliocentrism, were irrevocably undermining the theoretical basis of astrology, which subsequently lost its academic standing.