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G R U S |
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G R U S |
Mythology and history
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The constellation of Grus was designated by the Dutch navigator Pieter Dirkszoon Keyser and Frederik de Houtman at the end of century XVI. In mapamundo celestial of Petrus Plancius it was defined to him with the name of Phoenicopterus. The name of a Grusis or To the Náir of Arab origin means brilliant tail of the fish because it limits the north with the constellation of the austral fish and it assumes that for the Arabs all the zone would correspond to an enormous fish. |
Characteristics
Grus, precious constellation of the South hemisphere that crosses the parallel -40º and therefore, solely visible the North and central sector from skies of where I write to you of old Europe, culminating in the sky to only 10º on the horizon during the months of autumn. However, by the South hemisphere he is visible during the months of spring and summer. One is near the galactic South Pole of ahi that is observed great amount of galaxies and little shining stars and stellar accumulations as as much globular.
Grus limits the north with Piscis Austrinus and Scultor, to the east with the constellations of Microscopium and Indus, to the south with Tucana and the west with Phoenix.
Grus I located the 28 to it of October of 1989 from the tourist locality of Are Serra de Marina located to the north of Majorca, Spain when it was 22 years old was the penultimate constellation located being the last Caelum of visible from the latitude +40º. Is therefore, slope the dreamed trip to the seas of the south to discover slopes and next to the celestial South Pole.
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| Main stars Alpha, a; denominated To the Náir of Arab origin it means brilliant tail of the fish. Of magnitude 1.77 and blue color. Earth light is to 101 years, is 163 times more shining than the Sun. Beta, b; about magnitude 2.12, one is a red giant 336 times more luminous than our Sun is to 170 years light of us. Gamma, g; it stars blue of magnitude 3.01 located to the north of the constellation. Light is to 203 years and is two hundred times more shining than the Sun. Other objects NGC 7213; galaxy of the S0 type located very next to the star to, of magnitude 10,1; of 2'x1 ' of diameter. |
Observations
by
telescope
To date observations by telescope have not been made since it is located in the South hemisphere, next to the horizon culmiando to less of 10º from where I write these lines to you, Majorca, Spain, although I do not discard to someday make a trip to the seas of the south, and to lose to me in an island of the Pacific to be able to contemplate and to locate the constellations that still I have left to discover.
Other constellations
Next in the following window you can select the constellation that you want to locate, to observe and to discover following with the thematic one of the Web of Masm.
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Masm (Last update 2004-05-19)
