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Sol Calendar
The 13-month Sol Calendar is a proposal for calendar reform by Jim Eikner of Austin, Texas, USA, providing for a year of 13 months in length, with 12 contiguous months having 28 days each -
Date format by country
This page gives an overview of date formats by country. Colors for one endian form are one of the base colors of the CMYK color model: -
Arabic names of calendar months
The Gregorian calendar was constructed to give a close approximation to the tropical year, which is the actual length of time it takes for the Earth to complete one orbit around the Sun. According to -
Kaisiris Tallini
Ectopolitan • 外局人 • एक्टोपॉलिटन • Ectopolita • ექტოპოლიტი • Ektopolitas • Ektopolīts • Ектополитен • Ectopolite • خارجبوليتان • বাহিরেবিশ্বজনীন • Эктополит • Ektopolitan • ایکٹوپولیٹن • Ektopolit • エクトポリタン • اکتوپولیتن • ਐਕਟੋਪੋਲੀਟਨ • ఎక్టోపాలిటన్ • 엑토폴리탄 • Người ngoài • எக்டோபாலிட்டன் -
Cesidio Tallini
Ectopolitan • 外局人 • एक्टोपॉलिटन • Ectopolita • ექტოპოლიტი • Ektopolitas • Ektopolīts • Ектополитен • Ectopolite • خارجبوليتان • বাহিরেবিশ্বজনীন • Эктополит • Ektopolitan • ایکٹوپولیٹن • Ektopolit • エクトポリタン • اکتوپولیتن • ਐਕਟੋਪੋਲੀਟਨ • ఎక్టోపాలిటన్ • 엑토폴리탄 • Người ngoài • எக்டோபாலிட்டன் -
Cesidian calendar
The Cesidian calendar is a new calendar conceived by Kaisiris Tallini, aka Cesidio Tallini, and having 14 months. The calendar has generated other cultural offshoots like a Martian calendar, as well as a new astrology -
French Republican calendar
The French Republican Calendar or French Revolutionary Calendar was a calendar created and implemented during the French Revolution, and used by the French government for about 12 years from late 1793 to 1805, and for -
Hindu calendar
The Hindu calendar not used in ancient Vedic times has undergone many changes in the process of regionalization, and today there are several regional Indian calendars, as well as an Indian national calendar. Mostly, these -
Iranian calendar
The Iranian calendar (گاهشماری هجری خورشيدى) also known as Persian calendar or the Jalāli Calendar is a solar calendar currently used in Iran and Afghanistan. It is observation-based, rather than rule-based, beginning -
Calendar reform
A calendar reform is any significant revision of a calendar system. The term is sometimes also used for mere proposals of new calendars and changeovers from one calendar system to another. Historically, most calendar reforms -
ISO week date
The ISO week date system is a leap week calendar system that is part of the ISO 8601 date and time standard. The system is used (mainly) in government and business for fiscal years, as -
Gregorian calendar
The Gregorian solar calendar is an arithmetical calendar. It counts days as the basic unit of time, grouping them into years of 365 or 366 days. The solar calendar repeats completely every 146,097 days -
Julian Calendar
The Julian calendar was introduced in 46 BC by Julius Caesar and came into force in 45 BC (709 ab urbe condita). It was chosen after consultation with the astronomer Sosigenes of Alexandria and was -
ISO 8601
ISO 8601 Data elements and interchange formats – Information interchange – Representation of dates and times is an international standard covering the exchange of date and time-related data. It was issued by the International Organization for -
Bengali calendar
The Bengali calendar (Bengali বঙ্গাব্দ Bônggabdo or বাংলা সন Bangla Shôn, Assamese: Vaskar), is the traditional calendar used in Bangladesh and eastern regions of India in the state of West Bengal, and Tripura. The calendar -
Zoroastrian calendar
The Zoroastrian calendar is a religious calendar used by members of the Zoroastrian faith, and it is an approximation of the (tropical) solar calendar. To this day, Zoroastrians, irrespective of geographic location, adhere to (variations -
Julian day number
The Julian day number (JDN) or Julian day is the integer number of days that have elapsed since the initial epoch defined as noon Universal Time (UT) Monday, January 1, 4713 BC in the proleptic -
Calculating the day of the week
This article details various mathematical algorithms to calculate the day of the week for any particular date in the past or future. A typical application is to calculate the day of the week on which -
6-Day Week Solar Calendar with common Muslim/Christian weekend
The 6-Day Week Solar Calendar with common Muslim/Christian weekend by Tibi86. Perhaps you are the kind of person who wants to help the environment and boost the economy at the same time. No -
Leap year
A leap year (or intercalary year) is a year containing an extra day (or, in case of lunisolar calendars, an extra month) in order to keep the calendar year synchronized with the astronomical or seasonal -
Tamil calendar
The Tamizh Calendar is followed by the Tamil speaking state of Tamil Nadu, Kerala in India and by the Tamizh population in Sri Lanka. There are several festivals in Tamil Nadu based on the Tamil -
World Calendar
The World Calendar is a proposed reform of the Gregorian calendar created by Elisabeth Achelis of Brooklyn, New York, USA, in 1930. The World Calendar is a 12-month, perennial calendar with equal quarters. It -
Lunisolar calendar
A lunisolar calendar is a calendar whose date indicates both the moon phase and the time of the solar year. If the solar year is defined as a tropical year then a lunisolar calendar will -
Ab urbe condita
Ab urbe condita (related with Anno Urbis Conditae: AUC or a.u.c. or a.u.) is Latin for "from the founding of the City (Rome)", traditionally set in 753 BC. AUC is a year -
Doomsday algorithm
The Doomsday rule or Doomsday algorithm is a way of calculating the day of the week of a given date. It provides a perpetual calendar; since the Gregorian calendar moves in cycles of 400 years
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