NGC 1987 (also known as ESO 56-SC131) is an open cluster or a globular cluster located in the

Mensa Mensa may refer to: * Mensa International, an organization for people with a high intelligence quotient (IQ) * Mensa (name), a name and list of people with the given name or surname * Mensa (constellation), a constellation in the southern sky * Men ...

constellation and part of 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 discovered by

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 ...

on November 3, 1834. Its apparent magnitude is 12.1, and its size is 1.7

arc minutes ARC may refer to: Business * Aircraft Radio Corporation, a major avionics manufacturer from the 1920s to the '50s * Airlines Reporting Corporation, an airline-owned company that provides ticket distribution, reporting, and settlement services * ...

. It is thought to be around 600 million years old and has a significant number of red ageing stars.

References

External links

* {{DEFAULTSORT:NGC 1987 Open clusters Large Magellanic Cloud ESO objects

1987 File:1987 Events Collage.png, From top left, clockwise: The MS Herald of Free Enterprise capsizes after leaving the Port of Zeebrugge in Belgium, killing 193; Northwest Airlines Flight 255 crashes after takeoff from Detroit Metropolitan Airport, k ...

Mensa (constellation) Astronomical objects discovered in 1834 Discoveries by John Herschel