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3 Boötis (abbr.: 3 Boo) is a star in the constellation Boötes. [1]

24 relations: Apparent magnitude, Astronomische Gesellschaft Katalog, Boötes, Boss General Catalogue, Bright Star Catalogue, Catalog of 5,268 Standard Stars Based on the Normal System N30, Catalogue of spectroscopic binary orbits, Catalogues of Fundamental Stars, Constellation, Durchmusterung, General Catalogue of Stellar Radial Velocities, Henry Draper Catalogue, Hipparcos, IRAS, PPM Star Catalogue, ROSAT, Smithsonian Astrophysical Observatory Star Catalog, Star, Star catalogue, TD1 Catalog of Stellar Ultraviolet Fluxes, Tokyo Photoelectric Meridian Circle, UBV Photoelectric Photometry Catalogue, Yale Observatory Zone Catalog, 2MASS.

The apparent magnitude (m) of a celestial object is a measure of its brightness as seen by an observer on Earth, adjusted to the value it would have in the absence of the atmosphere.

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The Astronomische Gesellschaft Katalog (AGK) is an astrometric star catalogue.

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Boötes is a constellation in the northern sky, located between 0° and +60° declination, and 13 and 16 hours of right ascension on the celestial sphere.

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Boss General Catalogue (GC, sometimes General Catalogue) is an astronomical catalogue containing 33,342 stars.

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The Bright Star Catalogue, also known as the Yale Catalogue of Bright Stars or Yale Bright Star Catalogue, is a star catalogue that lists all stars of stellar magnitude 6.5 or brighter, which is roughly every star visible to the naked eye from Earth.

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Catalog of 5,268 Standard Stars Based on the Normal System N30 is the 1952 auxiliary star catalogue created by Herbert Rollo Morgan to address proper motion inaccuracies in 19th century observations by converting contemporary catalogues from a mean epoch around 1900 (±0.1 yr) to epoch and equinox 1950.0.

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The catalogue of spectroscopic binary orbits (SB) is a compilation of orbital data for spectroscopic binary stars which have been produced since 1969 by Alan Henry Batten of the Dominion Astrophysics Observatory and various collaborators.

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The Catalogue of Fundamental Stars is a series of six astrometric catalogues of high precision positional data for a small selection of stars to define a celestial reference frame, which is a standard coordinate system for measuring positions of stars.

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In modern astronomy, a constellation is a specific area of the celestial sphere as defined by the International Astronomical Union (IAU).

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In astronomy, Durchmusterung or Bonner Durchmusterung (BD), is the comprehensive astrometric star catalogue of the whole sky, compiled by the Bonn Observatory (Germany) from 1859 to 1903.

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The General Catalogue of Stellar Radial Velocities is a star catalogue which lists radial velocities for 15,107 stars.

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The Henry Draper Catalogue (HD) is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension (HDE), published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the Henry Draper Extension Charts (HDEC), published from 1937 to 1949 in the form of charts, which gave classifications for 86,933 more stars.

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Hipparcos was a scientific satellite of the European Space Agency (ESA), launched in 1989 and operated until 1993.

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The Infrared Astronomical Satellite (IRAS) was the first-ever space-based observatory to perform a survey of the entire sky at infrared wavelengths.

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The PPM Star Catalogue (Positions and Proper Motions Star Catalogue) is the successor of the SAO Catalogue.

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ROSAT (short for Röntgensatellit, in German X-rays are called Röntgenstrahlen, in honour of Wilhelm Röntgen) was a German Aerospace Center-led satellite X-ray telescope, with instruments built by Federal Republic of Germany, the United Kingdom and the United States.

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The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue.

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A star is a luminous sphere of plasma held together by its own gravity.

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A star catalogue, or star catalog, is an astronomical catalogue that lists stars.

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In 1978, the TD1 Stellar Ultraviolet Flux Survey cataloged the ultraviolet flux of unreddened stars down to the 10th visual magnitude.

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The Tokyo Photoelectric Meridian Circle (PMC) is a meridian circle that observes and records the positions of stars and planets, which are then reported in the PMC catalogs.

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The UBV Photoelectric Photometry Catalogue, or UBV M, is the star brightness catalogue that complies to the UBV photometric system developed by astronomer Harold Johnson.

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The Yale Observatory Zone Catalog a series of star catalogs published by the Yale Observatory for 1939 to 1983, containing around 400,000 records.

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The Two Micron All-Sky Survey (2MASS) was a survey of the whole sky in three infrared wavebands around 2 micrometres (μm): J (1.25 μm), H (1.65 μm), and Ks (2.17 μm).

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Redirects here:

3 Booetis, 3 Bootis.


[1] https://en.wikipedia.org/wiki/3_Boötis

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