Horologium Constellation
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Horologium, the clock, is a faint southern constellation named by Nicolas-Louis de Lacaille to honor timekeeping.
Horologium Rise and Set Timetable
| Time | Elevation | |
| Astronomical observing session begins | 18:16 | -41° |
Moonrise, 56.5% illuminated  | 21:14 | -16° |
| Horologium rise | 00:26 | |
| Horologium transit | 01:44 | 2° |
| Horologium set | 03:03 | |
| Astronomical observing session ends | 04:08 | -4° |
| Moonset | 12:53 | -74° |
Track Horologium position throughout the night
← 3 October 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Horologium changing position in the night sky.
Annual motion of Horologium
| Date | Sun, 4 October 2026 |
| Twilight start | 18:13 |
| Twilight end | 03:36 |
| Twilight duration | 9h 23m |
| Rise | 00:22 |
| Set | 02:59 |
| Elevation at transit | 2° |
| Transit time | 01:40 |
| Equatorial coordinates | RA: 03h 25m 31s", Dec: -50° 57' 42s |