heliacal rising
41Canis Major — Infobox Constellation name = Canis major abbreviation = CMa genitive = Canis Majoris symbology = the greater dog RA = 7 dec= −20 areatotal = 380 arearank = 43rd numbermainstars = 8 numberbfstars = 32 numberstarsplanets = 2 numberbrightstars = 5… …
42Season of the Harvest — The Egyptian term Season of the Harvest (the Egyptian or Shemu is transliterated as Smw ndash; and occasionally written as Shomu). The word Shemu literally translates as low water and corresponded roughly from mid March to mid July when the crops …
43Maya religion — Maya civiliza …
44Australian Aboriginal astronomy — is a name given to the indigenous Australian cultural traditions of astronomical study. There is a diversity of traditions in Australia, each with its own particular expression of cosmology. However, there appear to be common themes and systems… …
45Epact — Name given to the five extra days added to the Egyptian year as a result of the gamble between Thoth and the moon, whereby the latter lost one seventy second part of each day, thereby enabling not only Osiris but also Horus the Elder, Set,… …
46dog days — noun plural Etymology: from their being reckoned from the heliacal rising of the Dog Star (Sirius) Date: 1538 1. the period between early July and early September when the hot sultry weather of summer usually occurs in the northern hemisphere 2.… …
47Hour — The hour (symbol: h) is a unit of time. It is not an SI unit but is accepted for use with the SI.DefinitionIn modern usage, an hour is a unit of time 60 minutes, or 3,600 seconds in length. It is approximately 1/24 of a median Earth… …
48Scientific method — …
49Sopdet — In Egyptian mythology, Sopdet was the deification of Sothis, a star considered by almost all egyptologists to be Sirius. The name Sopdet means (she who is) sharp in Egyptian, a reference to the brightness of Sirius, which is the brightest star in …
50Solar calendar — A solar calendar is a calendar whose dates indicate the position of the earth on its revolution around the sun (or equivalently the apparent position of the sun moving on the celestial sphere).Tropical solar calendarsIf the position of the earth… …
