The Sothic cycle or Canicular period is a period of 1,461 Egyptian civil years of 365 days each or 1,460 Julian years averaging 365+1⁄4 days each. During...

many of the assumptions used with the Sothic Cycle, and as a result experts have moved away from relying on this Cycle. For example, Donald B. Redford, in...

The Metonic cycle or enneadecaeteris (from Ancient Greek: ἐννεακαιδεκαετηρίς, from ἐννεακαίδεκα, "nineteen") is a period of almost exactly 19 years after...

Milankovitch cycles describe the collective effects of changes in the Earth's movements on its climate over thousands of years. The term was coined and...

recorded date during the reign of Senusret III can be correlated to the Sothic cycle, consequently, many events during this dynasty frequently can be assigned...

years, it began to slowly cycle backwards through the solar year. Sirius itself, about 40° below the ecliptic, follows a Sothic year almost exactly matching...

461 calendar years (see Sothic cycle). Thus, the Armenian year 1461 (Gregorian & Julian 2011) completed the first Sothic cycle, and the Armenian Calendar...

intercalary, embolismic, or leap month. Their months are based on the regular cycle of the Moon's phases. So lunisolar calendars are lunar calendars with –...

Mesoamerican calendars – Metonic cycle – Milankovitch cycles – Mira – Moon – Nutation – Orbit – Orbital period – Saros cycle – Sothic cycle – Secularity – Sidereal...

The sexagenary cycle, also known as the stems-and-branches or ganzhi (Chinese: 干支), is a cycle of sixty terms, each corresponding to one year, thus a...

syncretized with Isis and Demeter. Ikhemu-sek Astrotheology Book of Sothis Sothic cycle Variant spellings of Sopdet include , , , , , , and in late Egyptian:...

and months) are usually, though not necessarily, synchronized with the cycle of the sun or the moon. The most common type of pre-modern calendar was...

with lunar month, solar year Metonic cycle – 19-year pattern in lunisolar calendars Saros (astronomy) – Cycles used to predict eclipses of the Sun and...

Vitellius" and that the cycle was either 500 years or 1461 years (which was the Great Year based on the Egyptian Sothic cycle), and that it had previously...

Metonic cycle equates to 235 lunar months in each 19-year cycle. This gives an average of 6,939 days, 16 hours, and 595 parts for each cycle. But due...

Gould's Time's Arrow, Time's Cycle (1987) also deals in large part with the evolution of the concept. In Time's Arrow, Time's Cycle, Gould cited one of the...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

calendar, whose months correspond to cycles of Moon phases. The months of the Gregorian calendar do not correspond to cycles of the Moon phase. The Egyptians...

astronomical records of this displacement led to the discovery of the Sothic cycle and, later, the establishment of the more accurate Julian and Alexandrian...

based on the monthly cycles of the Moon's phases (synodic months, lunations), in contrast to solar calendars, whose annual cycles are based on the solar...

the same point in the calendar every 1,460 years (a period called the Sothic cycle). Umma calendar lunisolar Mesopotamian Bronze Age Sumer/Mesopotamia Recorded...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

Hindu texts ranging from microseconds to trillions of years, including cycles of cosmic time that repeat general events in Hindu cosmology. Time (kāla)...

in which the universe goes through repeated cycles of creation, destruction and rebirth, with each cycle lasting 4,320 million years. Ancient Greek philosophers...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...

era Seleucid era Era of Caesar (Iberia) Before present Hijri Egyptian Sothic cycle Hindu units of time (Yuga) Mesoamerican Long Count Short Count Tzolk'in...