WebHourly weather forecast in Salisbury, NC. Check current conditions in Salisbury, NC with radar, hourly, and more. WebNov 10, 2024 · Algol, also nicknamed the Demon Star, is the second brightest star in the constellation of Perseus. Algol is an excellent example of a variable star since its brightness can change throughout the night. …
How to Identify the Perseus Constellation - ThoughtCo
WebSep 3, 2024 · In November 1782, Goodricke began observing the star Algol in the constellation Perseus, the Hero (see Fig. 12.2). The constellation depicts Perseus holding the head of the hideous Gorgon Medusa by her hair of snakes. Algol, also known as Beta Persei, is the eye of Medusa and is also called the “Demon Star.” It varies in brightness … Algol is a multiple-star system with three confirmed and two suspected stellar components. From the point of view of the Earth, Algol Aa1 and Algol Aa2 form an eclipsing binary because their orbital plane contains the line of sight to the Earth. The eclipsing binary pair is separated by only 0.062 astronomical … See more Algol /ˈælɡɒl/, designated Beta Persei (β Persei, abbreviated Beta Per, β Per), known colloquially as the Demon Star, is a bright multiple star in the constellation of Perseus and one of the first non-nova variable stars to … See more An ancient Egyptian calendar of lucky and unlucky days composed some 3,200 years ago is said to be the oldest historical documentation of the discovery of Algol. The association of … See more Historically, the star has received a strong association with bloody violence across a wide variety of cultures. In the Tetrabiblos, the 2nd-century astrological text of the Alexandrian astronomer Ptolemy, Algol is referred to as "the Gorgon of Perseus" and associated with … See more Beta Persei is the star's Bayer designation. The name Algol derives from Arabic رأس الغول raʾs al-ghūl : head (raʾs) of the ogre (al-ghūl) (see "ghoul"). The English name Demon Star was taken from the Arabic name. In 2016, the International Astronomical Union See more • Jaana Toivari-Viitala, egyptologist who contributed to understanding Ancient Egypt and the star See more • "Algol 3". SolStation. Retrieved 31 July 2006. • "4C02517". ARICNS. 4 March 1998. Archived from the original on 10 February 2006. Retrieved 31 July 2006. See more philadelphia inquirer new jersey
Alpha Persei - Wikipedia
WebJul 20, 1998 · Algol, also called Beta Persei, prototype of a class of variable stars called eclipsing binaries, the second brightest star in the northern constellation Perseus. Its … WebAlgol, also called Beta Persei, prototype of a class of variable stars called eclipsing binaries, the second brightest star in the northern constellation Perseus. Its apparent visual magnitude changes over the range of 2.1 to 3.4 with a period of 2.87 days. Even at its dimmest it remains readily visible to the unaided eye. WebAlgol: [noun] a binary star in the constellation Perseus whose larger member orbits and eclipses the smaller, brighter star causing periodic variation in brightness. philadelphia inquirer home delivery cost