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CalSky (sky calendar) was a web-based astronomical calculator used by astronomers to plan observing. It was created by Arnold Barmettler, a researcher at the University of Zurich and formerly a scientific assistant at the European Space Agency. [1] The website, available in English and German, featured a calendar (and/or email notifications ...
CalSky a service offered by Arnold Barmettler for astronomers to plan their observing sessions. Features a calendar (and/or email notifications) generated for your location including information on aurora, comets, tides, solar and lunar eclipses, planets, bright satellite passes (ISS, HST, etc.), occultations, transits, Iridium flares , and ...
List of astronomy websites. This is a list astronomy websites. Some of them are CalSky, Exoplanet Archive, Exoplanet Data Explorer, Extrasolar Planets Encyclopaedia, Universe Today, Space.com and Galaxy Zoo. Out of all these Exoplanet Archive is managed by NASA. These websites provide knowledge about exoplanets, eclipses, tides, comets, stars ...
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Symmetry454. The Symmetry454 calendar (Sym454) is a proposal for calendar reform created by Irv Bromberg of the University of Toronto, Canada. [when?] It is a perennial solar calendar that conserves the traditional month pattern and 7-day week, has symmetrical equal quarters in 82% of the years in its 293-year cycle, and starts every month on ...
Eponym dating system. Detail. Stele of Shamsh-bel-usur, limmu of the years 864 and 851 BCE. From Assur, Iraq. Pergamon Museum. In the history of Assyria, the eponym dating system was a calendar system for Assyria, for a period of over one thousand years. Every year was associated with the name, an eponym, of the Limmu, the official who led that ...
A significant change in cast and premise for the fourth season (1965–1966) divides the program into two distinct eras; aside from Ball, only Gale Gordon, who joined the program for its second season, remained. For the first three seasons, Vivian Vance was the co-star.
A calendar is a system of organizing days. This is done by giving names to periods of time, typically days, weeks, months and years. [ 1 ][ 2 ][ 3 ] A date is the designation of a single and specific day within such a system. A calendar is also a physical record (often paper) of such a system.