The stars Dubhe and Merak in Ursa Major, also known as the Pointers, are the easiest way to find Polaris.These are the two bright stars that outline the outer part of the bowl of the Big Dipper.An imaginary line through these stars leads directly to the North Star. Ursa Minor, (Latin: “Lesser Bear”) in astronomy, a constellation of the northern sky, at about 15 hours right ascension and 80° north declination, and seven of whose stars outline the Little Dipper. Ursa Major and bright neighboring stars Ursa Major (er -să) (Great Bear) An extensive very conspicuous constellation in the northern hemisphere that can be used to indicate the positions of brighter neighboring stars (see illustration). The Right Ascension is how far expressed in time (hh:mm:ss) the star is along the celestial equator. Mizar and Alcor's proper motions show they move together, along with most of the other stars of the Big Dipper except Alpha Ursae Majoris and Eta Ursae Majoris, as members of the Ursa Major Moving Group, a mostly dispersed group of stars sharing a common birth. It was referred to in the Old Testament (Job 9:9; 38:32) and mentioned by Homer in the Iliad (xviii, 487). The location of the variable star in the night sky is determined by the Right Ascension (R.A.) and Declination (Dec.), these are equivalent to the Longitude and Latitude on the Earth. The handle of the Dipper is the Little Bear's tail and the Dipper's cup is the Bear's flank. Declination corresponds to latitude and right ascension to longitude. Right Ascension and declination are angular measures, RA * 15 gives degrees &c. Basically, RA is where the siderial zenith is at any time, declination is the distance from the … Ancient people thought it was shaped like a bear and that’s where it gets its name. The maps are presented in plate carrée projections using either celestial (J2000 geocentric right ascension and declination) or galactic coordinates. The right ascension and declination of the seven stars of the Big Dipper? It does not have a longitude. ... Another famous asterism is the Big Dipper in the constellation Ursa Major. α Ursae Majoris is about 123 light years from the Sun. Ursa Major, (Latin: “Greater Bear”)also called the Great Bear, in astronomy, a constellation of the northern sky, at about 10 hours 40 minutes right ascension and 56° north declination. The history of the star: Merak. Ursa Major is one of the most famous constellations in the sky. Right Ascension versus Season - In-The-Sky.org In-The-Sky.org Ursa Major is one of the most famous constellations in the sky. The story behind the name: The constellation name, Ursa Major, means Big Bear. For Dubhe, the … If … The stars in Ursa Major are located in the sky by using declination and right ascension. Legend: Callisto, daughter of Lycaon, king of Arcadia, of whom Jupiter was enamored, became a follower of Diana on account of her love of hunting. Merak, or Mirak, is from Al Marakk, the Loin (of the Bear); but English writer on globes John Chilmead (circa 1639) said Mirae, and the 16th century French scholar Scaliger, Mizar. They are designed for spherical mapping in animation software. The history of the star: Merak. The star … Ursa Major covers 1279.66 square degrees or 3.10% of the total sky, making it the third largest constellation.

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