Horologium(redirected from Horologion)
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Horologium(ho-rŏ-loh -jee-ŭm, hor-ŏ-) (Clock) An inconspicuous constellation in the southern hemisphere near the star Achernar. Apart from Alpha (α), which is of magnitude 3.8, the brightest stars are of 4th magnitude. Abbrev.: Hor; genitive form: Horologii; approx. position: RA 3.5h, dec –50°; area: 249 sq deg.
(the Clock), a constellation of the southern hemisphere; its brightest star has a visual stellar magnitude of 3.9. The constellation is most easily viewed in November; it is partly visible from the southern regions of the USSR. (SeeSTELLAR SKY.)
A constellation with right ascension 3 hours, declination 60° south. Also known as Clock.