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Horologium Constellation
Constellation Horologium the Clock Star Map

Horologium, the Clock (Hor)

(hor-uh-LOW-jee-um)


The Southern constellation of Horologium, the Clock, is best viewed in Winter during the month of December. It's brightest star is Alpha Horologii at magnitude 3.85. The boundary of the Horologium constellation contains 3 stars that host known exoplanets.

      1. Pronunciation:
      2. hor-uh-LOW-jee-um
      1. Meaning:
      2. Clock
      1. Genitive:
      2. Horlogii
      1. Abbreviation:
      2. Hor
      1. Constellation Family:
      2. LaCaille
      1. Hemisphere:
      2. Southern
      1. Quadrant:
      2. SQ1
      1. Best viewing month*:
      2. December
      1. Right Ascension (avg):
      2. 3h 13m
      1. Declination (avg):
      2. -52° 0'
      1. Brightest star:
      2. Alpha Horologii  (3.85)
      1. Stars with planets:
      2. 3



    Brightest Stars in Horologium

    The 10 brightest stars in the constellation Horologium by magnitude.

        1. Star
        2. Magnitude
        3. Spectral class



      Star Clusters in Horologium

      The most notable and easy-to-find star clusters in the constellation Horologium . Also see all star clusters.

          1. Star cluster
          2. Catalog #
          3. Cluster type



        Milky Way Satellites in Horologium

        Dwarf satellite galaxies that orbit the Milky Way Galaxy located in the constellation Horologium. Also see all Milky Way satellite galaxies.

            1. Galaxy name
            2. Alt name
            3. Magnitude
            1. Horologium I
            1. Horologium II

          * For southern latitudes, flip the season listed. For example, if a constellation is listed as best viewed in the summer in the month of July, in the southern hemisphere the constellation would be best viewed in the winter in January and would be upside-down.

          ** Circumpolar constellations are visible year-round in the hemisphere listed (and not at all in the opposite).