Horologium
Origin
Horologium is a far-southern constellation visible from the northern tropics and the southern hemisphere. Horologium is a faint constellation that represents a pendulum clock. Horologium was first described by French astronomer Nicolas-Louis de Lacaille in 1756.
Bright Stars
Alpha Horologii is the brightest star, shining at magnitude 3.9. Alpha Horologii is an orange giant star located 115 light-years from Earth. Delta Horologii shines at magnitude 4.9 and is a white main sequence star 179 light-years distant. Beta Horologii is a white giant 312 light-years from Earth shining at magnitude 5.0.
Photo of the constellation Horologium produced by NOIRLab in collaboration with Eckhard Slawik, a German astrophotographer.
The annotations are from a standardized set of 88 western IAU constellations and stick figures from Sky & Telescope. Please find here a non-annotated version of the image.
Credit: E. Slawik/NOIRLab/NSF/AURA/M. Zamani
Latin name
Horologium
English name
The Pendulum Clock
Pronunciation
hor-uh-LOW-gee-um
Abbreviation
Hor
Notable Objects
Horologium includes the following objects:
- NGC 1261 is an 8th-magnitude globular cluster visible in amateur telescopes located 53,000 light-years from Earth.
- NGC 1512 is a 10th-magnitude barred spiral galaxy that is in the process of merging with NGC 1510, a dwarf lenticular galaxy.
