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58 relations: Absolute magnitude, Algol variable, Alpha Delphini, Apparent magnitude, Bayer designation, Beta Delphini, Beta Lyrae variable, Binary star, BL Herculis variable, Brown dwarf, BY Draconis variable, Constellation, Cosmic distance ladder, Declination, Delphinus, Delta Delphini, Delta Scuti variable, Double star, Epsilon Delphini, Eta Delphini, Exoplanet, Flamsteed designation, Flare star, Gamma Delphini, HD 195019, HD 195019 b, HD 196885, HD 196885 Ab, Henry Draper Catalogue, Hipparcos, HR Delphini, HU Delphini, Iota Delphini, Kappa Delphini, Light-year, Lists of stars by constellation, Mira variable, Nova, Proper names (astronomy), Rho Aquilae, Right ascension, Rotating ellipsoidal variable, RR Lyrae variable, Semiregular variable star, Star, Stellar classification, Theta Delphini, Transit (astronomy), V339 Delphini, Variable star, ..., Variable star designation, W Ursae Majoris variable, WASP-2, WASP-2b, WISEPC J205628.90+145953.3, Zeta Delphini, 18 Delphini, 18 Delphini b. Expand index (8 more) »
Absolute magnitude
Absolute magnitude is a measure of the luminosity of a celestial object, on a logarithmic astronomical magnitude scale.
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Algol variable
Algol variables or Algol-type binaries are a class of eclipsing binary stars that are related to the prototype member of this class, β Persei (Beta Persei, Algol) from an evolutionary point of view.
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Alpha Delphini
Alpha Delphini (α Delphini, abbreviated Alpha Del, α Del) is a multiple star system in the constellation of Delphinus.
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Apparent magnitude
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
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Bayer designation
A Bayer designation is a stellar designation in which a specific star is identified by a Greek letter, followed by the genitive form of its parent constellation's Latin name.
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Beta Delphini
Beta Delphini (β Delphini, abbreviated Beta Del, β Del) is a binary star in the constellation of Delphinus.
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Beta Lyrae variable
Beta Lyrae variables are a class of close binary stars.
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Binary star
A binary star is a star system consisting of two stars orbiting around their common barycenter.
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BL Herculis variable
BL Herculis variables are a type of variable star with low luminosity and mass that have a period of less than eight days.
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Brown dwarf
Brown dwarfs are substellar objects that occupy the mass range between the heaviest gas giant planets and the lightest stars, having masses between approximately 13 to 75–80 times that of Jupiter, or approximately to about.
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BY Draconis variable
BY Draconis variables are variable stars of late spectral types, usually K or M, and typically belong to the main sequence.
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Constellation
A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.
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Cosmic distance ladder
The cosmic distance ladder (also known as the extragalactic distance scale) is the succession of methods by which astronomers determine the distances to celestial objects.
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Declination
In astronomy, declination (abbreviated dec; symbol δ) is one of the two angles that locate a point on the celestial sphere in the equatorial coordinate system, the other being hour angle.
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Delphinus
Delphinus (Eng. U.S.) Eng.
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Delta Delphini
Delta Delphini, Latinized from δ Delphini, is a binary star in the northern constellation of Delphinus.
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Delta Scuti variable
A Delta Scuti variable (sometimes termed dwarf cepheid) is a variable star which exhibits variations in its luminosity due to both radial and non-radial pulsations of the star's surface.
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Double star
In observational astronomy, a double star or visual double is a pair of stars that appear close to each other in the sky as seen from Earth when viewed through an optical telescope.
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Epsilon Delphini
Epsilon Delphini (ε Delphini, abbreviated Eps Del, ε Del), also named Aldulfin, is a solitary, blue-white hued star in the northern constellation of Delphinus.
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Eta Delphini
Eta Delphini, Latinized from η Delphini, is a candidate astrometric binary star system in the northern constellation of Delphinus.
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Exoplanet
An exoplanet or extrasolar planet is a planet outside our solar system.
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Flamsteed designation
A Flamsteed designation is a combination of a number and constellation name that uniquely identifies most naked eye stars in the modern constellations visible from southern England.
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Flare star
A flare star is a variable star that can undergo unpredictable dramatic increases in brightness for a few minutes.
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Gamma Delphini
Gamma Delphini, Latinized from γ Delphini, is a binary star system approximately 101 light-years away in the constellation of Delphinus.
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HD 195019
HD 195019 (HIP 100970, SAO 106138) is a star system in the constellation of Delphinus.
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HD 195019 b
HD 195019 b is an exoplanet orbiting around HD 195019 in the binary star system.
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HD 196885
HD 196885 is a 6th magnitude binary star in the constellation Delphinus.
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HD 196885 Ab
HD 196885 Ab (also referred to as HD 196885 b) is a jovian planet with at least 2.96 times the mass of Jupiter.
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Henry Draper Catalogue
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
Hipparcos was a scientific satellite of the European Space Agency (ESA), launched in 1989 and operated until 1993.
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HR Delphini
HR Delphini (HR Del) was a nova, which appeared in the constellation Delphinus in 1967.
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HU Delphini
HU Delphini, also known as Gliese 791.2, is a star system in the constellation of Delphinus.
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Iota Delphini
Iota Delphini (ι Del, ι Delphini) is a star in the constellation Delphinus.
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Kappa Delphini
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Light-year
The light-year is a unit of length used to express astronomical distances and measures about 9.5 trillion kilometres or 5.9 trillion miles.
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Lists of stars by constellation
All stars but one can be associated with an IAU constellation.
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Mira variable
Mira variables ("Mira", Latin, adj. - feminine form of adjective "wonderful"), named for the prototype star Mira, are a class of pulsating variable stars characterized by very red colours, pulsation periods longer than 100 days, and amplitudes greater than one magnitude in infrared and 2.5 magnitude at visual wavelengths.
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Nova
A nova (plural novae or novas) or classical nova (CN, plural CNe) is a transient astronomical event that causes the sudden appearance of a bright, apparently "new" star, that slowly fades over several weeks or many months.
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Proper names (astronomy)
Some astronomical objects have proper names (common names, popular names, traditional names); as opposed to catalogue numbers or other systematic designations.
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Rho Aquilae
Rho Aquilae, ρ Aquilae, is the Bayer designation for a star in the northern constellation of Delphinus.
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Right ascension
Right ascension (abbreviated RA; symbol) is the angular distance measured only eastward along the celestial equator from the Sun at the March equinox to the (hour circle of the) point above the earth in question.
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Rotating ellipsoidal variable
Rotating ellipsoidal variables are a class of variable star.
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RR Lyrae variable
RR Lyrae variables are periodic variable stars, commonly found in globular clusters.
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Semiregular variable star
Semiregular variable stars are giants or supergiants of intermediate and late spectral type showing considerable periodicity in their light changes, accompanied or sometimes interrupted by various irregularities.
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Star
A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.
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Stellar classification
In astronomy, stellar classification is the classification of stars based on their spectral characteristics.
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Theta Delphini
Theta Delphini (θ Del, θ Delphini) is a star in the constellation Delphinus.
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Transit (astronomy)
In astronomy, a transit or astronomical transit is the phenomenon of at least one celestial body appearing to move across the face of another celestial body, hiding a small part of it, as seen by an observer at some particular vantage point.
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V339 Delphini
V339 Delphini or Nova Delphini 2013 (PNV J20233073+2046041) is a bright nova star in the constellation Delphinus.
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Variable star
A variable star is a star whose brightness as seen from Earth (its apparent magnitude) fluctuates.
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Variable star designation
Variable stars are designated using a variation on the Bayer designation format of an identifying label (as described below) combined with the Latin genitive of the name of the constellation in which the star lies.
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W Ursae Majoris variable
A W Ursae Majoris variable, also known as a low mass contact binary, is a type of eclipsing binary variable star.
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WASP-2
WASP-2 is a magnitude 12 orange dwarf star located about 500 light-years away in the Delphinus constellation.
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WASP-2b
WASP-2b is an extrasolar planet orbiting the star WASP-2 located about 500 light years away in the constellation of Delphinus.
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WISEPC J205628.90+145953.3
WISE 2056+1459 (full designation WISEPC J205628.90+145953.3) is a brown dwarf of spectral class Y0, located in constellation Delphinus at approximately 23.3 light-years from Earth.
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Zeta Delphini
Zeta Delphini (ζ Del) is a star in the constellation of Delphinus.
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18 Delphini
18 Delphini (abbreviated 18 Del), also named Musica, is a yellow giant star approximately 238 light-years from Earth in the constellation of Delphinus of the low northern hemisphere.
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18 Delphini b
18 Delphini b (abbreviated 18 Del b), also named Arion, is an extrasolar planet approximately 238 light-years away in the constellation of Delphinus.
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References
[1] https://en.wikipedia.org/wiki/List_of_stars_in_Delphinus
