The heliacal rising of the Dog Star. From Wordnet, Princeton University.
The more precise fixing of new year's day was accomplished through observation of the time of the so-called heliacal rising of the dog-star, Sirius, which bore the Egyptian name Sothis. From Wordnik.com. [A History of Science: in Five Volumes. Volume I: The Beginnings of Science] Reference
Sirius 'heliacal rising, another notable star repeated its performance. From Wordnik.com. [Dictionary of the History of Ideas] Reference
But every morning following this heliacal rising, the star emerged from the eastern horizon ear - lier and earlier. From Wordnik.com. [Dictionary of the History of Ideas] Reference
The Egyptians referred to the heliacal rising and its associated festival as prt spdt, "the going forth of Sepdet". From Wordnik.com. [Archive 2008-06-01] Reference
As they arrive the sun is still below the horizon, and they gaze impatiently for the apparent heliacal rising of the Dog Star. From Wordnik.com. [Archive 2008-06-01] Reference
When it starts its heliacal rise from the east it is ahead of the sun by about 11 degrees, moving across the celestial sphere to set in the west. From Wordnik.com. [Archive 2008-06-01] Reference
It is likely that what this refers to was a heliacal rising, which is the first time that a star appears over the horizon during the course of a year. From Wordnik.com. [Valerie Tarico: Ancient Mythic Origins of the Christmas Story] Reference
We recognize to-day this "heliacal rising" of the stars. From Wordnik.com. [The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture] Reference
He must mean either the heliacal or achronical rising of that sign. From Wordnik.com. [Dedication] Reference
The Pleiades, in their heliacal rising, with the sun rising in the East. From Wordnik.com. [The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture] Reference
The heliacal rising of Canopus was also a precursor of the rising of the. From Wordnik.com. [Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry] Reference
And the heliacal risings and settings of the stars told the time of year. From Wordnik.com. [Jihad Watch] Reference
Sirius, the first of Thoth fell again on the heliacal rising of that star. From Wordnik.com. [The Catholic Encyclopedia, Volume 5: Diocese-Fathers of Mercy] Reference
And precisely at the moment of the heliacal rising of Arcturus, also rose Spica Virginis. From Wordnik.com. [Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry] Reference
This period, measured thus by the heliacal rising of Sothis, is spoken of as the Sothic cycle. From Wordnik.com. [A History of Science: in Five Volumes. Volume I: The Beginnings of Science] Reference
In Egypt, another reason was, that then the Nile began to overflow, at the heliacal rising of Sirius. From Wordnik.com. [Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry] Reference
The date of the heliacal rising of Sirius varies according to the latitude from which it is observed. From Wordnik.com. [The Catholic Encyclopedia, Volume 5: Diocese-Fathers of Mercy] Reference
I do not see how the heliacal rising of Sirius in any one year could help them to determine its length. From Wordnik.com. [Personal Recollections, from Early Life to Old Age, of Mary Somerville] Reference
They also possessed lists of the fixed stars, and drew up tables of the times of their heliacal risings. From Wordnik.com. [The Babylonian Legends of the Creation] Reference
Sabæsan astronomers by their observations of the stars, and of their heliacal and achronical risings and settings. From Wordnik.com. [Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry] Reference
The Pleiades, whose "sweet influences" are given by their heliacal rising in spring time, with the sun rising in the. From Wordnik.com. [The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture] Reference
The heliacal rising of a constellation is when it comes from under the rays of the sun and begins to appear before daylight. From Wordnik.com. [Dedication] Reference
Pleiades, their rising at sunset; in contrast to their "heliacal rising," their rising just before daybreak, which ushered in the spring time. From Wordnik.com. [The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture] Reference
The Sothiac period, or that cycle in which the heliacal rising of Sirius passed the whole civil year, and took place again on the same day, was of. From Wordnik.com. [Personal Recollections, from Early Life to Old Age, of Mary Somerville] Reference
They approximated to the truth in reference to the solar year, by observing the equinoxes and solstices, and the heliacal rising of particular stars. From Wordnik.com. [The Old Roman World, : the Grandeur and Failure of Its Civilization.] Reference
Hebrews determined their new year's day by the observation of heliacal or other star-risings or settings known to mark the right time of the solar year. From Wordnik.com. [Smith's Bible Dictionary] Reference
The heliacal rising of Orion is at present computed to be about the sixth of July; and about that time it is that he either causes or presages tempests on the seas. From Wordnik.com. [Dedication] Reference
In that connection there are three kinds of them, cosmical, achronical, and heliacal, important to be distinguished by all who would understand this ancient learning. From Wordnik.com. [Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry] Reference
A few days only the inundation, actually coincided with the heliacal rising of Sirius. From Wordnik.com. [The Catholic Encyclopedia, Volume 5: Diocese-Fathers of Mercy] Reference
July, so that the inundation (16 July) preceded the heliacal rising of Sirius, while at the beginning of the following period, 19 July. From Wordnik.com. [The Catholic Encyclopedia, Volume 5: Diocese-Fathers of Mercy] Reference
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