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R136

Index R136

R136 (formally known as RMC 136 from the Radcliffe Observatory Magellanic Clouds catalogue) is the central concentration of stars in the NGC 2070 star cluster, which lies at the centre of the Tarantula Nebula in the Large Magellanic Cloud. [1]

30 relations: Apparent magnitude, Cygnus OB2, Declination, Dorado, Globular cluster, Hodge 301, Hubble Space Telescope, Kelvin, Large Magellanic Cloud, Light-year, Magellanic Clouds, Monthly Notices of the Royal Astronomical Society, NGC 2060, NGC 2070, Orders of magnitude (length), Parsec, R136a1, R136a2, R136a3, R136b, R136c, Radcliffe Observatory, Right ascension, Speckle imaging, Starburst region, Stellar classification, Stellar kinematics, Tarantula Nebula, VFTS 682, Wolf–Rayet star.

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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Cygnus OB2

Cygnus OB2 is an OB association that is home to some of the most massive and most luminous stars known, including suspected Luminous blue variable Cyg OB2 #12.

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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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Dorado

Dorado (English pronunciation) is a constellation in the southern sky.

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Globular cluster

A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite.

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Hodge 301

Hodge 301 is a star cluster in the Tarantula Nebula, visible from Earth's Southern Hemisphere.

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Hubble Space Telescope

The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation.

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Kelvin

The Kelvin scale is an absolute thermodynamic temperature scale using as its null point absolute zero, the temperature at which all thermal motion ceases in the classical description of thermodynamics.

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Large Magellanic Cloud

The Large Magellanic Cloud (LMC) is a satellite galaxy of the Milky Way.

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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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Magellanic Clouds

The Magellanic Clouds (or Nubeculae Magellani) are two irregular dwarf galaxies visible in the Southern Celestial Hemisphere; they are members of the Local Group and are orbiting the Milky Way galaxy.

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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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NGC 2060

NGC 2060 is a star cluster within the Tarantula Nebula in the Large Magellanic Cloud, very close to the larger NGC 2070 cluster containing R136.

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NGC 2070

NGC 2070 is a large open cluster and candidate super star cluster located on the south-east corner of the Large Magellanic Cloud.

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Orders of magnitude (length)

The following are examples of orders of magnitude for different lengths.

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Parsec

The parsec (symbol: pc) is a unit of length used to measure large distances to astronomical objects outside the Solar System.

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R136a1

RMC 136a1 (usually abbreviated to R136a1) is a Wolf–Rayet star located at the center of R136, the central condensation of stars of the large NGC 2070 open cluster in the Tarantula Nebula.

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R136a2

R136a2 (RMC 136a2) is a Wolf-Rayet star residing near the center of the R136, the central concentration of stars of the large NGC 2070 open cluster in the Tarantula Nebula, a massive H II region in the Large Magellanic Cloud which is a nearby satellite galaxy of the Milky Way.

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R136a3

R136a3 is a Wolf–Rayet star in R136, a massive star cluster located in Dorado.

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R136b

R136b is a Wolf-Rayet star in the R136 cluster in the Large Magellanic Cloud.

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R136c

R136c is a star located in R136, an open cluster weighing 450,000 solar masses and containing 10,000 stars.

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Radcliffe Observatory

Radcliffe Observatory was the astronomical observatory of the University of Oxford from 1773 until 1934, when the Radcliffe Trustees sold it and built a new observatory in Pretoria, South Africa.

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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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Speckle imaging

Image:Zeta_bootis_short_exposure.png|Typical short-exposure image of a binary star (Zeta Bootis in this case) as seen through atmospheric seeing.

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Starburst region

A starburst is an astrophysical process that involves star formation occurring at a rate that is large compared to the rate that is typically observed.

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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 kinematics

In astronomy, stellar kinematics is the observational study or measurement of the kinematics or motions of stars through space.

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Tarantula Nebula

The Tarantula Nebula (also known as 30 Doradus) is an H II region in the Large Magellanic Cloud (LMC).

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VFTS 682

VFTS 682 is a Wolf–Rayet star in the Large Magellanic Cloud.

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Wolf–Rayet star

Wolf–Rayet stars, often abbreviated as WR stars, are a rare heterogeneous set of stars with unusual spectra showing prominent broad emission lines of highly ionised helium and nitrogen or carbon.

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Redirects here:

Brey 82, Dor IRS 99, GC 7114, GSC 09163-01014, HD 38268, MH 15, R136A, R136a, RMC 136a, SAO 249329.

References

[1] https://en.wikipedia.org/wiki/R136

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