Eridanus Constellation
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Eridanus, the river, is a large constellation representing a river flowing from the foot of Orion towards the southern sky.
Eridanus Rise and Set Timetable
| Time | Elevation | |
Moonrise, 32.7% illuminated  | 11:42 | -50° |
| Moonset | 20:52 | -20° |
| Eridanus rise | 22:57 | |
| Astronomical observing session begins | 00:55 | 14° |
| Eridanus transit | 02:57 | 19° |
| Astronomical observing session ends | 03:55 | 18° |
| Civil sunrise | 04:26 | 16° |
| Sunrise | 04:53 | 14° |
| Eridanus set | 06:56 |
Track Eridanus position throughout the night
← 18 September 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Eridanus changing position in the night sky.
Annual motion of Eridanus
| Date | Sat, 19 September 2026 |
| Twilight start | 18:33 |
| Twilight end | 03:19 |
| Twilight duration | 9h 45m |
| Rise | 22:53 |
| Set | 06:52 |
| Elevation at transit | 19° |
| Transit time | 02:53 |
| Equatorial coordinates | RA: 03h 38m 52s", Dec: -33° 15' 39s |