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Horologium Constellation

Horologium (Pronounciation:Hor-rol-o-gee-um, Abbrev:Hor, Latin:Horologii) is a constellation, one of 88 constellations that the night sky is divided into. The sky is not divided up equally between the constellations. Horologium takes up 248.885 sq. degrees of the night sky which equates to 0.6% of the night sky. The constellation gets its name as it name means The Clock . It was not one of the original constellations that had been devised by Ptolemy, instead it was created by Abbé Nicolas Louis de Lacaille years later.

Horologium is not a member of the Zodiac group of twelve constellations that appear when the Sun sets. Horologium is a southern hemispheric constellation which means it can't be seen easily or at all from the northern hemisphere.

The brightest star in Horologium is Alpha Horologii. There are 1 Extrasolar Planets (Exoplanets) in this constellation that are detailed on this site.

There is no Greek Legend behind this constellation. It was created by Abbé Nicolas Louis de Lacaille to fill in the voids in the astronomical charts.

There are no major meteor showers that radiate from within this constellation.

Horologium Facts

Is a Zodiac Sign No
Brightest StarAlpha Horologii
Area248.885 sq. deg.
Percentage of Night Sky0.6%
Size Position58th
Hemisphere Southern
Site Exoplanet Count1
Meteor Shower Count0
Bordering / Neighbouring / Surrounding ConstellationsEridanus

Horologium Constellation Map

Horologium Constellation Star Map

The map was generated using Night Vision, an awesome free application by Brian Simpson.

List of Stars with Exoplanets in Horologium

StarDistance (Lt. Yrs.)Exoplanet CountDeclinationRight Ascension
HD 27631148.391-41d 57` 36.104h 19m 45.50

List of Named Stars in Horologium without Extrasolar Planets

As there's so many stars in the cosmos, not all the stars are listed here. The site has lots of stars not listed so if your star isn't listed and you know the Henry Draper or Hipparcos ID, type https://www.universeguide.com/star/ then followed by the HIPNNNNNN or HDNNNN where NNNNN is the number part of the name. The stars that I do list have either a traditional name, a bayer or other classification name.

StarDistance (Lt. Yrs.)DeclinationRight Ascension
Alpha Horologii115.01-42d 17` 37.904h 14m 00.08
Beta Horologii294.64-64d 04` 16.702h 58m 47.77
Delta Horologii178.82-41d 59` 37.504h 10m 50.43
Eta Horologii148.59-52d 32` 35.102h 37m 24.26
Gamma Horologii182.62-63d 42` 16.302h 45m 27.45
Iota Horologii55.99-50d 48` 03.002h 42m 33.16
Lambda Horologii161.07-60d 18` 41.902h 24m 53.99
Mu Horologii141.56-59d 44` 15.403h 03m 36.90
Nu Horologii164.56-62d 48` 23.702h 49m 01.37
R Horologii685.22-49d 53` 23.002h 53m 52.65
TU Horologii392.49-47d 22` 30.603h 30m 36.90
TW Horologii1048.76-57d 19` 17.703h 12m 33.14
TZ Horologii753.26-66d 29` 38.502h 25m 26.48
Zeta Horologii160.12-54d 32` 59.702h 40m 39.58

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