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Tau Cassiopeiae

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Tau Cassiopeiae (τ Cassiopeiae) is a solitary, orange hued star in the northern constellation of Cassiopeia. [1]

42 relations: Alpha Lacertae, Apparent magnitude, AR Cassiopeiae, Astronomical spectroscopy, Bayer designation, Beta Lacertae, Cassiopeia (constellation), Chinese language, Constellation, Effective temperature, Epoch (astronomy), Epsilon Cephei, Flying serpent (asterism), Giant star, HD 206267, International Celestial Reference System, Iota Andromedae, Kappa Andromedae, Lambda Andromedae, Light-year, Minute and second of arc, Monthly Notices of the Royal Astronomical Society, Photosphere, Pi1 Cygni, Pi2 Cygni, Psi Andromedae, Rho Cassiopeiae, Sigma Cassiopeiae, Solar luminosity, Solar mass, Solar radius, Star, Stellar classification, Stellar evolution, Stellar parallax, Sun, Variable star, 3 Andromedae, 4 Lacertae, 7 Andromedae, 8 Andromedae, 9 Lacertae.

Alpha Lacertae

Alpha Lacertae (Alpha Lac, α Lacertae, α Lac) is an A-type main sequence star in the constellation of Lacerta.

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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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AR Cassiopeiae

AR Cassiopeiae (AR Cas) is a multiple star system in the constellation of Cassiopeia.

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Astronomical spectroscopy

Astronomical spectroscopy is the study of astronomy using the techniques of spectroscopy to measure the spectrum of electromagnetic radiation, including visible light and radio, which radiates from stars and other celestial objects.

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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 Lacertae

Beta Lacertae (Beta Lac, β Lacertae, β Lac) is the fourth-brightest star in the constellation of Lacerta.

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Cassiopeia (constellation)

Cassiopeia is a constellation in the northern sky, named after the vain queen Cassiopeia in Greek mythology, who boasted about her unrivalled beauty.

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Chinese language

Chinese is a group of related, but in many cases mutually unintelligible, language varieties, forming a branch of the Sino-Tibetan language family.

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Christmas

Christmas is an annual festival commemorating the birth of Jesus Christ,Martindale, Cyril Charles.

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Christmas and holiday season

The Christmas season, also called the festive season, or the holiday season (mainly in the U.S. and Canada; often simply called the holidays),, is an annually recurring period recognized in many Western and Western-influenced countries that is generally considered to run from late November to early January.

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Christmas Eve

Christmas Eve is the evening or entire day before Christmas Day, the festival commemorating the birth of Jesus.

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Christmas traditions

Christmas traditions vary from country to country.

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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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Effective temperature

The effective temperature of a body such as a star or planet is the temperature of a black body that would emit the same total amount of electromagnetic radiation.

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Epoch (astronomy)

In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.

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Epsilon Cephei

Epsilon Cephei, Latinized from ε Cephei, is a star in the northern constellation of Cepheus.

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Flying serpent (asterism)

Flying Serpent (Tengshe 螣蛇) is an asterism in the Chinese constellation Encampment (Shixiu 室宿).

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Giant star

A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.

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HD 206267

HD 206267A is a hierarchical triple star system in the northern circumpolar constellation of Cepheus.

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International Celestial Reference System

The International Celestial Reference System (ICRS) is the current standard celestial reference system adopted by the International Astronomical Union (IAU).

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Iota Andromedae

Iota Andromedae (ι And, ι Andromedae) is a star in the constellation Andromeda.

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Kappa Andromedae

Kappa Andromedae (κ And, κ Andromedae) is the Bayer designation for a bright star in the constellation of Andromeda.

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Lambda Andromedae

Lambda Andromedae (λ And, λ Andromedae) is the Bayer designation for a binary star in the northern constellation of Andromeda.

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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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Minute and second of arc

A minute of arc, arcminute (arcmin), arc minute, or minute arc is a unit of angular measurement equal to of one degree.

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Monthly Notices of the Royal Astronomical Society

Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.

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New Year

New Year is the time or day at which a new calendar year begins and the calendar's year count increments by one.

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New Year's Day

New Year's Day, also called simply New Year's or New Year, is observed on January 1, the first day of the year on the modern Gregorian calendar as well as the Julian calendar.

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New Year's Eve

In the Gregorian calendar, New Year's Eve (also known as Old Year's Day or Saint Sylvester's Day in many countries), the last day of the year, is on 31 December which is the seventh day of Christmastide.

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Photosphere

The photosphere is a star's outer shell from which light is radiated.

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Pi1 Cygni

Pi¹ Cygni (π¹ Cygni, abbreviated Pi¹ Cyg, π¹ Cyg) is a binary star in the northern constellation of Cygnus.

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Pi2 Cygni

Pi2 Cygni, Latinized from π2 Cygni, is a triple star system in the northern constellation of Cygnus.

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Psi Andromedae

Psi Andromedae (ψ And, ψ Andromedae) is the Bayer designation for a triple star system in the northern constellation of Andromeda.

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Rho Cassiopeiae

Rho Cassiopeiae (ρ Cas, ρ Cassiopeiae) is a yellow hypergiant star in the constellation Cassiopeia.

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Sigma Cassiopeiae

Sigma Cassiopeiae (σ Cas, σ Cassiopeiae) is a binary star in the constellation Cassiopeia.

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Solar luminosity

The solar luminosity,, is a unit of radiant flux (power emitted in the form of photons) conventionally used by astronomers to measure the luminosity of stars, galaxies and other celestial objects in terms of the output of the Sun.

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Solar mass

The solar mass is a standard unit of mass in astronomy, equal to approximately.

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Solar radius

Solar radius is a unit of distance used to express the size of stars in astronomy.

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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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Stellar evolution

Stellar evolution is the process by which a star changes over the course of time.

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Stellar parallax

Stellar parallax is the apparent shift of position of any nearby star (or other object) against the background of distant objects.

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Sun

The Sun is the star at the center of the Solar System.

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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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2018

2018 has been designated as the third International Year of the Reef by the International Coral Reef Initiative.

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2019

2019 (MMXIX) will be a common year starting on Tuesday of the Gregorian calendar, the 2019th year of the Common Era (CE) and Anno Domini (AD) designations, the 19th year of the 3rd millennium, the 19th year of the 21st century, and the 10th and last year of the 2010s decade.

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3 Andromedae

3 Andromedae (abbreviated 3 And) is a star in the constellation Andromeda.

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4 Lacertae

4 Lacertae (4 Lac) is a star in the constellation Lacerta.

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7 Andromedae

7 Andromedae (abbreviated 7 And) is a star in the constellation Andromeda.

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8 Andromedae

8 Andromedae (abbreviated 8 And) is a red giant star in the constellation Andromeda.

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9 Lacertae

9 Lacertae (9 Lac) is a star in the constellation Lacerta.

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Redirects here:

5 Cassiopeiae, Τ Cassiopeiae.

References

[1] https://en.wikipedia.org/wiki/Tau_Cassiopeiae

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