Horologium

Tuesday 19 September 2017 - 20:25:36 Posted by  Bobby
horologium2

 Invention of Horologium

Horologium is an unrenowned southern constellation, invented in the 18th century by the French astronomer Nicolas Louis de Lacaille, lies between the bright stars Achernar and Canopus. It represents a pendulum clock, with its brightest star, Alpha Horologii (magnitude 3.9), marking the pedulum weight.

 The Facts

  • Depiction: The Clock
  • Pronounced: hor-oh-LOW-jee-um
  • Genitive: Horologii
  • Abbreviation: Hor
  • Highest in the Sky: November to Deccember
  • Size Ranking: 58th
  • Coverage Area: 249 Sq. Degrees
  • Right Acension: 3 hours
  • Declination: -60°
  • Visibility: 21°N to 90°S

 Notable Objects

  • NGC 1261: Globular cluster
  • NGC 1448: Unbarred spiral galaxy

 Best Viewed Objects/Stars

R Horologii

 A variable red giant of the type known as a Mira star. It ranges between 5th and 14th magnitudes every 13 months or so.

TW Horologii

 A variable red giant. Over a period of approximately five or six months, it ranges between about 5th and 6th magnitudes.

Horologium
horologium

 Where to?

Back To List 

Up Next- Hydra 

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