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| Abbreviation: Hor |
| English Name: The Pendulum Clock |
| Genitive: Alpha Horologii |
| Hemisphere: Southern Hemisphere (Never visible from the UK.) |
| Location: Between the constellations of Reticulum and Phoenix. |
| Visible between latitudes: +20 and -90 degrees |
| Best season: Winter |
| Seen in two seasons: Autumn, Winter and Spring |
| Best seen in: December |
| Seen between: Late October to Late February |
| Right Ascension (RA): 03 hour |
| Declination (DEC): -60 degrees |
| Area (square degrees): 249 (58th) |
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Horologium (The Pendulum Clock)
- Horologium is not home to many deep-sky objects; there are several globular stars in this constellation – NGC 1261 is the brighter of magnitude +8.0.
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Messier Objects in Horologium
| No Messier objects in Horologium |
| s. |
More objects in Horologium
| Select Catalog | No of Objects |
| Barnard (B) | 0x object |
| Caldwell (C) | 1x object |
| Collinder (Cr) | 0x object |
| New General Catalogue (NGC) | 25x objects |
| Index Catalogue (IC) | 67x objects |
| Sharpless (Sh2) | 0x object |
Features of Interest
- NGC 1261 – Globular Cluster; also known as Caldwell 87 (C87), large very bright core – the halo is just resolved into a large of faint stars with large telescopes.
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Named Stars
- Alpha Horologii – Orange giant star of magnitude +3.9.
- Beta Horologii – White giant of magnitude +5.0.
- more list of stars in Horologium.
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IAU Sky Chart: Horologium
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Constellations: Southern Celestial Hemisphere
– never seen from the UK
| Apus | Ara | Caelum | Carina | Centaurus | Chameleon |
| Corona Australis | Crux | Dorado | Grus | Horologium | Hydrus |
| Indus | Mensa | Octans | Pavo | Phoenix | Pictor |
| Reticulum | Telescopium | Triangulum Australe | Tucana | Vela | Volans |
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