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 | |
| Horologium rise | 23:54 | |
| Horologium transit | 01:13 | 2° |
| Astronomical observing session begins | 02:06 | 1° |
| Horologium set | 02:31 | |
| Astronomical observing session ends | 04:15 | -7° |
Moonrise, 0.3% illuminated  | 06:21 | -21° |
| Moonset | 16:55 | -49° |
Track Horologium position throughout the night
← 11 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 | Mon, 12 October 2026 |
| Twilight start | 17:58 |
| Twilight end | 03:40 |
| Twilight duration | 10h 42m |
| Rise | 23:50 |
| Set | 02:28 |
| Elevation at transit | 2° |
| Transit time | 01:09 |
| Equatorial coordinates | RA: 03h 25m 31s", Dec: -50° 57' 42s |