LibGuides: Science Behind Calendars: Web Content

Note

These websites have already been evaluated for credibility and accuracy. You may use other websites not listed on this page, but be skeptical and evaluate the information before using it. At the very least, you should review any website you come across using the 5 Ws.

Web Content by Calendar Type

Calendopedia
Comprehensive overview of 20+ calendars
Calendrical Calculations

Introduction to the Aztec Calendar
Excerpt from "The Oxford Handbook of the Aztecs"
Information on the aztec calendar, from a book found on Google Books.

Babylonian Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)
Egyptian, Babylonian, and Jewish Calendars
This is a PDF of a chapter from a book titled Mapping Time, by E.G. Richards. Oxford U. Press, 1998.
The British Museum's Babylon Exhibit
Introduction to the Babylonian Calendar
From Utrecht University Mathematical Institute

Chinese Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)
Chinese Calendar
From the NASA/Goddard Center Space Flight Center's Eclipse homepage. This particular information was reprinted from a book called Explanatory Supplement to the Astronomical Almanac.

Egyptian Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)
Egyptian, Babylonian, and Jewish Calendars
This is a PDF of a chapter from a book titled Mapping Time, by E.G. Richards. Oxford U. Press, 1998.

The Hindu Calendar
Information adapted from a textbook titled The Heart of Hinduism
The Indian Calendars
PDF of a postgraduate dissertation on Hindu calendars, customs, and astronomic interpretations.

The Islamic Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)
Islamic Calendar
From the NASA/Goddard Center Space Flight Center's Eclipse homepage. This particular information was reprinted from a book called Explanatory Supplement to the Astronomical Almanac.
Chapter 2: Calendars
An excerpt from a book found on Google Books. Time in Early Modern Islam: Calendar, Ceremony, and Chronology in the Safavid, Mughal, and Ottoman Empires, by Stephen P. Blake. Cambridge University Press, 2013.

Jewish Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)
Egyptian, Babylonian, and Jewish Calendars
This is a PDF of a chapter from a book titled Mapping Time, by E.G. Richards. Oxford U. Press, 1998.

Julian Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)
The Julian Calendar
From the NASA/Goddard Center Space Flight Center's Eclipse homepage. This particular information was reprinted from a book called Explanatory Supplement to the Astronomical Almanac.
The Roman and Julian Calendars
This is a PDF of a chapter from Mapping Time, by E.G. Richards. Oxford U. Press, 1998.

Living Maya Time
A website sponsored and created by the Smithsonian Museum of the the American Indian.
Mayan Calendar
From Wolfram Research
Star Gods of the Maya: Astronomy in Art, Folklore, and Calendars
This is a book found on Google Books. Use the table of contents to find relevant information.

Tibetan Lunar Calendar
From Central Connecticut State University astronomy professor Kristine Larsen.

The Japanese Lunar Calendar
Information from Steve Renshaw, a research fellow at the University of Iowa.

Persian Calendar
From Calendars Through the Ages, a project sponsored by the National Institute for Standards and Technology (NIST)