In what ways were calendars useful to Maya, Aztec, and Inca peoples?

I'm trying to study so if you could tell me that'd be great :)

i only know that the maya used the calendars for planning religious festivals

https://www.sutori.com/story/the-making-of-different-calendars-the-maya-inca-aztecs

Thanks Ms. Sue, but i need your help no longer. :)

Certainly! The calendars were highly significant and useful in the lives of the Maya, Aztec, and Inca peoples. Here's why:

Maya Calendar:
1. Agricultural Planning: The Maya relied heavily on farming, so their calendar helped them determine the optimal time for planting and harvesting crops. By aligning their agricultural activities with the calendar, they could ensure a successful harvest.
2. Religious and Ritual Practices: The Maya calendar was closely tied to their religious beliefs and rituals. It assisted them in determining the most auspicious days for conducting ceremonies, performing sacrifices, and engaging in various religious festivities.
3. Astrological Observations: The Maya calendar was intimately connected to their understanding of celestial events. It allowed them to track the movements of the sun, moon, and planets, enabling them to predict celestial phenomena, such as eclipses.

Aztec Calendar:
1. Ritual and Ceremonial Purposes: The Aztecs used their calendar to organize their religious ceremonies and important rituals. It helped them plan public events, such as sacrifices and festivals, based on specific dates or astronomical alignments.
2. Agricultural Scheduling: Similar to the Maya, the Aztecs relied on agriculture. Their calendar aided them in determining the ideal time for sowing seeds, irrigating fields, and planting crops.
3. Prophecies and Omens: The Aztec calendar was also associated with prophecy and divination. It was believed that certain combinations of calendar signs could foretell future events or indicate auspicious or inauspicious times for various activities.

Inca Calendar:
1. Agricultural Planning: The Inca society heavily depended on agriculture, so their calendar played a crucial role in determining the optimal timing for planting and harvesting crops. The precise knowledge of seasons and celestial events allowed them to maximize agricultural productivity.
2. Administrative and Governance Purposes: The Inca calendar aided in administrative tasks and governance. It helped the Incas track tax collection dates, organize public works projects, and plan religious festivals. It enabled the central authorities to manage and coordinate activities across their vast empire effectively.
3. Rituals and Festivities: The Inca calendar guided the scheduling of religious rituals and ceremonies. It ensured that the Incas could observe their religious traditions and honor their deities on specific dates.

To learn more, you can refer to historical books or academic articles about these civilizations, specifically discussing the significance and uses of calendars in their respective cultures. Additionally, various online resources and museums dedicated to ancient civilizations often provide detailed information on this topic.