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It shines with a luminosity approximately 3879 times that of the Sun and has a surface temperature of 3151 K. [18] A semiregular variable, it varies by 0.56 magnitudes with a period of 119 days [26] —or approximately 4 months. [15] It is losing mass at the rate of 1.1 × 10 −7 times the mass of the Sun per year through its stellar wind.
Volans is a constellation in the southern sky.It represents a flying fish; its name is a shortened form of its original name, Piscis Volans. [2] Volans was one of twelve constellations created by Petrus Plancius from the observations of Pieter Dirkszoon Keyser and Frederick de Houtman and it first appeared on a 35-cm (14") diameter celestial globe published in 1597 (or 1598) in Amsterdam by ...
It was one of the 48 constellations listed by the 2nd century astronomer Ptolemy, and it remains one of the 88 modern constellations. It is found in a region often called the Sea due to its profusion of constellations with watery associations such as Cetus the whale , Pisces the fish , and Eridanus the river .
The Sea or the Water is an area of the sky in which many water-related, and few land-related, constellations occur. This may be because the Sun passed through this part of the sky during the rainy season. [1] Most of these constellations are named by Ptolemy: Aquarius the Water-bearer; Capricornus the Sea-goat; Cetus the Whale; Delphinus the ...
Corvus is a small constellation in the Southern Celestial Hemisphere.Its name means "crow" in Latin.One of the 48 constellations listed by the 2nd-century astronomer Ptolemy, it depicts a raven, a bird associated with stories about the god Apollo, perched on the back of Hydra the water snake.
The constellation Aquila as it can be seen by the naked eye. Aquila was one of the 48 constellations described by the second-century astronomer Ptolemy. It had been earlier mentioned by Eudoxus in the fourth century BC and Aratus in the third century BC. [3] It is now one of the 88 constellations defined by the International Astronomical Union.
Pavo is a constellation in the southern sky whose name is Latin for ' peacock '.Pavo first appeared on a 35-cm (14 in) diameter celestial globe published in 1598 in Amsterdam by Petrus Plancius and Jodocus Hondius and was depicted in Johann Bayer's star atlas Uranometria of 1603, and was likely conceived by Plancius from the observations of Pieter Dirkszoon Keyser and Frederick de Houtman.
The constellations Grus, Pavo, Phoenix and Tucana are collectively known as the "Southern Birds". The constellation's brightest star, Alpha Gruis, is also known as Alnair and appears as a 1.7-magnitude blue-white star. Beta Gruis is a red giant variable star with a minimum magnitude of 2.3 and a maximum magnitude of 2.0.