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Topic: Almagest


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In the News (Wed 11 Nov 09)

  
  Almagest - Wikipedia, the free encyclopedia
Almagest is the Latin form of the Arabic name (al-kitabu-l-mijisti, i.e.
The Almagest was written by Ptolemy as a textbook of mathematical astronomy.
Commentaries on Almagest were written by Theon of Alexandria (extant), Pappus (fragments), and Ammonius (lost).
en.wikipedia.org /wiki/Almagest   (1213 words)

  
 Almagest Ephemeris Calculator
The mean motions of the Sun, the Moon and the planets adopted in the Almagest Ephemeris Calculator correspond exactly with Ptolemy’s mean motion tables and the corrections for their eccentric and epicyclical motions are modelled according to the luni-solar and planetary models discussed by Ptolemy in his Almagest.
Angular quantities calculated by the Almagest Ephemeris Calculator are expressed in sexagesimal notation (this is indicated by the use of the semicolon (;) separating the integer number of degrees from its sexagesimal parts).
Certain parameters in Ptolemy’s Almagest, such as the obliquity of the ecliptic and the longitude of the solar apogee, are assumed to be constant in time.
www.phys.uu.nl /~vgent/astro/almagestephemeris.htm   (1933 words)

  
 ONE BOOK, 1393 YEARS - A history of the Almagest
Of these books, apart from the Almagest, the two most important are the Geography and the Tetrabiblos,both of which had a great influence on the development of their subjects.
It is difficult to summarize the astronomy of the Almagest.
The Almagest was so successful in encapsulating the astronomy of its day, that many the books of earlier astronomers such as Hipparchus, were no longer copied and are lost to us.
www.star-names.freeserve.co.uk /almagest.html   (3666 words)

  
 Almagest Star Catalogue for Guide users
The Almagest Star Catalogue was published in Alexandria around 150 AD, as part of the famous Almagest, the book in which the great Greek astronomer Claudius Ptolomaeus presented his geocentric theory of the planets.
As a consequence all the Almagest symbols will have a label in white with an 'A' followed the number in the catalogue, and the real stars will be seen with their YBS numbers in gray.
It will be seen immediately than in many areas the differences in their positions are not random, but that the symbols have about the same displacements (both in distance and position angle) relative to their stars.
www.projectpluto.com /almagest.htm   (2078 words)

  
 Almagest Ephemeris Calculator
Ptolemy makes no reference in the Almagest to the more modern version of the Egyptian calendar that was introduced in 26 BC (or 30 BC, as some sources suggest) by the Roman emperor Augustus.
Alexandrian calendar in the Almagest, a conversion to this calendar is provided as it was commonly used by many later Greek astronomers and astrologers.
Angular quantities calculated by the various JavaScript modules are expressed in degrees and decimal parts while angular quantities in the text are generally expressed in sexagesimal notation (this is indicated by the use of the semicolon ; separating the integer number of degrees from its sexagesimal parts).
www2.arnes.si /~gljsentvid10/almagestephemeris.htm   (1779 words)

  
 Almagest
The database is the result of more than a decade of development and has been used as a tool for teaching and scholarship at Princeton University for the past nine years.
Almagest is a relational data base that can be used to store and organize a wide range of media, and create a network of bi-directional links among objects, people, texts and ideals.
Almagest creates a web-based, permanent archive of data of many types.
www.princeton.edu /~almagest/opensource   (353 words)

  
 HORARY ALMAGEST 3.0 (via CobWeb/3.1 planetlab2.netlab.uky.edu)   (Site not responding. Last check: 2007-10-20)
However, in order to make full use of the wealth of information presented by the software, it is necessary to have a basic knowledge of the terms and rules of Horary Astrology.
Almagest Horary can be also used for analysis of natal charts, the charts of solar and lunar returns, etc.
The program automatically calculates the powers, determining strength and weakness of the planets, according to William Lilly's system, it also visualizes the results as a table and drawn the tables of dispositors and astronomical data.
www.urania.ru.cob-web.org:8888 /english/programs/HoraryAlmagest.html   (811 words)

  
 Ptolemy's Almagest   (Site not responding. Last check: 2007-10-20)
The Almagest of Claudius Ptolemy is often unfairly disparaged by modern commentators for a number of supposed failings.
Secondly, it is generally supposed that Ptolemy's introduction of epicycles into his model is merely a clumsy way of retaining a geocentric model whilst allowing for retrograde motion.
The deferents and epicycles in the Almagest have a clear physical significance.
farside.ph.utexas.edu /~rfitzp/syntaxis.html   (313 words)

  
 Almagest - ToolCenter
"Almagest was designed to be a web accessible database for describing objects, places and people and linking these concepts to media files used in teaching Art History, initially.
In addition to Almagest’s support of rich data structures, basic slide databases are supported in a simple manner.
Almagest is built on an Oracle9i database and delivered to the end user via Java and Java server pages using an Apache Web server with Macrmedia’s JRUN 4."
echo.gmu.edu /toolcenter-wiki/index.php?title=Almagest   (160 words)

  
 Amazon.com: Ptolemy's "Almagest": Books: Ptolemy,G. J. Toomer,Owen Gingerich   (Site not responding. Last check: 2007-10-20)
The main desire of Ptolemy in writing his Almagest is to explain and account for the motions of the apparently erratic celestial beings in terms of perfect and circular motions.
Some may find his introduction of his equant (something that is often said to defile his principles of perfect motion), which explains the retrogradation of the outer planets, to be a let down to the fanfare of perfection in the stars.
Yet, overall, the Almagest manages to recapture the magic and wonder of the universe through complicated mathematical hypotheses and to succesfully lay the ground for the break throughs of Copernicus, Brahe, and Kepler to come.
www.amazon.com /Ptolemys-Almagest-Ptolemy/dp/0691002606   (1079 words)

  
 Almagest Press Main   (Site not responding. Last check: 2007-10-20)
Into this dark world a sinister trade has arisen, one that preys on the unclaimed souls of the dead, fueling a cult dedicated to the liberation of Lateth, God of Death, from his limbo/prison and the reestablishment of his blighted Godhead upon the world.
Almagest Press was founded in 1997 and produced one comic book: Aertimisan: War of Souls, which ran for four issues.
The comic debuted in November 1997 and completed its run in June of 1998.
personal.msy.bellsouth.net /m/e/medusae/project2/almagestmain.htm   (185 words)

  
 Ptolemy, the Man
It predicts the positions of the planets accurately enough for naked-eye observations This is described in the book Mathematical Syntaxis (widely called the Almagest), a thirteen book mathematical treatment of the phenomena of astronomy.
The Almagest also included a star catalog containing 48 constellations, using the names we still use today.
In addition to his well known works in astronomy, Ptolemy was very important in the history of geography and cartography.
obs.nineplanets.org /psc/theman.html   (487 words)

  
 Almagest Planetary Model Animations (via CobWeb/3.1 planetlab2.netlab.uky.edu)   (Site not responding. Last check: 2007-10-20)
The slider takes you from the usual epicycle model, to the moving eccentric model (which Ptolemy claims in Almagest XII.1 does not apply to inferior planets), and finally to the positions (first geocentric, then heliocentric) that Swerdlow proposes as a factor in Copernicus’ considerations of heliocentric models (see Proc.
The inclinations are greatly exaggerated, and some of the minor details in the Almagest models are omitted, but the animations are qualitatively correct.
Robert van Gent’s Almagest Ephemeris Calculator gives quantitative values for all the parameters of the various Almagest models at a given value of t.
www.csit.fsu.edu.cob-web.org:8888 /~dduke/models   (1027 words)

  
 purevolume™ | Almagest
Almagest is a band full of emotion and talent, styles incorporate Heavy, Fast, Slow, Soft rock and everything in between.
You must be logged in as a “LISTENER” to add comments.
You must be logged in as a “LISTENER” to have favorite artists.
www.purevolume.com /almagest   (43 words)

  
 The Offical Almagest Files   (Site not responding. Last check: 2007-10-20)
The Offical Almagest files represents the book series and is therefore copyright.
This includes all images, artworks and story pieces unless otherwise stated.
Thanks go to Ezboard for hosting the Main Fame and concept designs for some pages in the Almagest files.
www.angelfire.com /realm3/almagest   (50 words)

  
 Almagest - The Bestest Free Online Game   (Site not responding. Last check: 2007-10-20)
Welcome to Almagest - The FREE online game where you take on the role of an alien being just trying to make a living in the hostile galaxy.
Enlist now to embark on a once in a lifetime adventure through space and time.
Click "Engage" to log in or "Enlist" to sign up.
www.almagestgame.com   (53 words)

  
 Almagest - A multimedia database for teaching & learning
Almagest - A multimedia database for teaching & learning
To use all of the features of this website, JavaScript must be enabled.
Please enable JavaScript and then reload this page.
etcweb.princeton.edu   (30 words)

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