NGC 1858 (also known as ESO 56-SC74) is a bright, large, irregular
open cluster and
emission nebula. It is found in the
Dorado constellation. It is located in the
Large Magellanic Cloud
The Large Magellanic Cloud (LMC), or Nubecula Major, is a satellite galaxy of the Milky Way. At a distance of around 50 kiloparsecs (≈160,000 light-years), the LMC is the second- or third-closest galaxy to the Milky Way, after the ...
. It was first discovered by
James Dunlop on August 3, 1826, and was first recorded as Dunlop 120.
John Herschel
Sir John Frederick William Herschel, 1st Baronet (; 7 March 1792 – 11 May 1871) was an English polymath active as a mathematician, astronomer, chemist, inventor, experimental photographer who invented the blueprint and did botanical wor ...
recorded it on November 2, 1834. However, at the time, he did not associate it with Dunlop 120. Astronomers have now realised that Dunlop 120 and NGC 1858 are the same object.
See also
*
List of most massive stars
References
External links
*
Open clusters
Dorado
Emission nebulae
ESO objects
1858
Events
January–March
* January –
**Benito Juárez (1806–1872) becomes Liberal President of Mexico. At the same time, conservatives install Félix María Zuloaga (1813–1898) as president.
**William I of Prussia becomes regent f ...
Astronomical objects discovered in 1826
Large Magellanic Cloud
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