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 | |
Moonrise, 14.9% illuminated  | 01:59 | 1° |
| Moonset | 15:11 | -67° |
| Astronomical observing session begins | 18:58 | -32° |
| Horologium rise | 00:06 | |
| Horologium transit | 01:25 | 2° |
| Horologium set | 02:43 | |
| Astronomical observing session ends | 04:13 | -6° |
Track Horologium position throughout the night
← 8 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 | Fri, 9 October 2026 |
| Twilight start | 18:06 |
| Twilight end | 03:41 |
| Twilight duration | 10h 35m |
| Rise | 00:02 |
| Set | 02:39 |
| Elevation at transit | 2° |
| Transit time | 01:21 |
| Equatorial coordinates | RA: 03h 25m 31s", Dec: -50° 57' 42s |