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Altair and is
Altair ( Alpha Aquilae, Alpha Aql, α Aquilae, α Aql, Atair ) is the brightest star in the constellation Aquila and the twelfth brightest star in the night sky.
A study with the Palomar Testbed Interferometer revealed that Altair is not spherical, but is flattened at the poles due to its high rate of rotation.
Altair is located 16. 7 light-years ( 5. 13 parsecs ) from Earth and is one of the closest stars visible to the naked eye.
Altair is a type-A main sequence star with approximately 1. 8 times the mass of the Sun and 11 times its luminosity.
This rapid rotation forces Altair to be oblate ; its equatorial diameter is over 20 percent greater than its polar diameter.
In this image, North ( the direction towards the North Celestial Pole ) is up and East is left, and the white line is the rotational axis of Altair.
Altair is thus known as (,, or more literally, Riverdrum 2 ).
The Japanese festival, in which Altair is known as, is based on this legend.
The Russian-made Beriev Be-200 Altair seaplane is also named after the star.
The 1956 science fiction film Forbidden Planet is set on Altair 4, a presumed planet of the star.
Altair is the name of three United States navy ships:, and.
In Chinese mythology, there is a love story of Qi Xi () in which Niu Lang (, Altair ) and his two children ( β and γ Aquilae ) are separated from their mother Zhi Nü (, lit.
** Altair 8800 is released, sparking the microcomputer revolution.
There is a rather abrupt onset of X-ray emission around spectral type A7-F0, with a large range of luminosities developing across spectral class F. Altair is spectral type A7V and Vega is A0V.
Today the Altair is widely recognized as the spark that led to the microcomputer revolution of the next few years: The computer bus designed for the Altair was to become a de facto standard in the form of the S-100 bus, and the first programming language for the machine was Microsoft's founding product, Altair BASIC.

Altair and one
The Altair 8800 was one of the first microcomputers intended for home use.
His company was Processor Technology, one of the most successful Altair compatible board suppliers.
* α Aql ( Altair ) is the brightest star in this constellation and one of the closest naked-eye stars to Earth at a distance of 17 light-years.
Two major novae have been observed in Aquila: the first one was in 389 BC and was recorded as being as bright as Venus ; the other ( Nova Aquilae 1918 ) briefly shone brighter than Altair, the brightest star in Aquila.
Dec Terminal was one of the first terminal programs for the popular Altair.
* Altair is the name of one of Sheik Ilderim's horses in Ben Hur.
It soon was, the authors got one of the first Altair computers and designed an interface for the camera.
The March 1976 issue had the " Pennywhistle Modem " and the July 1976 issue had the " SOL Intelligent Terminal " The SOL, built by Processor Technology, was really an Altair compatible computer and became one of the most successful personal computers at that time.
Because it was the first mass marketed and the first widely copied calculator, its design marks the starting point of the mechanical calculator industry, which eventually morphed into the electronic calculator industry and which, through the accidental design of the first microprocessor to be commercialized, the Intel 4004, for one of Busicom's calculator in 1971, led to the first commercially available personal computer, the Altair in 1975.
Felsenstein was one of the original members of the Homebrew Computer Club, which formed in 1975 in response to the appearance of the Altair 8800 computer kit.
In one story, the stars Altair and Vega were said to be two lovers who were allowed to meet only once a year on the seventh day of the seventh month, when a flock of magpies and crows formed a bridge over the galactic river.

Altair and few
In fact, when Bill Gates ' version of BASIC for the Altair was shared among the hacker community, Gates claimed to have lost a considerable sum of money because few users paid for the software.
The Sun is embedded in the Local Interstellar Cloud, as are a few other nearby stars including Alpha Centauri, Altair, Vega, Fomalhaut, and Arcturus.

Altair and stars
* Class I: white and blue stars with broad heavy hydrogen lines, such as Vega and Altair.
This star lies at a vertex of a widely spaced asterism called the Summer Triangle, which consists of the zero-magnitude stars Vega in the constellation Lyra and Altair in Aquila, plus the first magnitude star Deneb in Cygnus.
Vega can be identified easily because Altair and its two neighbouring stars form a line which points at Vega.
Bunjil himself became the star Altair and his two wives, the black swans, became stars on either side.
It celebrates the meeting of the deities Orihime and Hikoboshi ( represented by the stars Vega and Altair respectively ).
The Summer Triangle is an astronomical asterism involving an imaginary triangle drawn on the northern hemisphere's celestial sphere, with its defining vertices at Altair, Deneb, and Vega, being the brightest stars in the three constellations of Aquila, Cygnus, and Lyra.
It was identified in the seventeenth century, and is located in the middle of the Summer Triangle ( an asterism consisting of the bright stars Deneb, Vega and Altair ).
In late summer, the stars Altair and Vega are high in the night sky, and the Chinese tell the following love story, of which there are many variations:
* There is a belief that sometime during the night of Qixi, the two stars Altair and Vega will actually unite on the same side of the Milky Way.
The center and brightest of these three stars is Altair.
* The story of Qi Xi, also known as the Story of the Magpie Bridge or the Story of Cowherd and the Weaving Maid, which tells how the stars Altair and Vega came to their places in the sky.
The Summer Triangle of Deneb, Altair, and Vega — α Cygni, α Aquilae, and α Lyrae — is easily recognized, as its three stars are all of the 1st magnitude.
The names of the two celestial stars of the Tanabata legend, Vega and Altair were combined to form Vegalta.
Other brighter stars such as Altair, Antares, Betelgeuse and Polaris, which are much further out, are also included.
The map includes a number of commonly-known stars, such as Alpha Centauri, Procyon, Sirius, Epsilon Indi, and Altair, as well as a considerable number with more exotic names ( mostly taken from the Sumerian language ).
β Cassiopeiae is a variable star of the Delta Scuti type, in fact the second brightest of such stars in the sky after Altair.

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