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, 8% illuminated  | 03:06 | 16° |
| Moonset | 15:39 | -65° |
| Astronomical observing session begins | 17:36 | -42° |
| Eridanus rise | 21:35 | |
| Eridanus transit | 01:34 | 19° |
| Astronomical observing session ends | 04:14 | 10° |
| Civil sunrise | 04:44 | 7° |
| Sunrise | 05:11 | 3° |
| Eridanus set | 05:33 |
Track Eridanus position throughout the night
← 9 October 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 | Fri, 9 October 2026 |
| Twilight start | 18:02 |
| Twilight end | 03:37 |
| Twilight duration | 10h 35m |
| Rise | 21:35 |
| Set | 05:33 |
| Elevation at transit | 19° |
| Transit time | 01:34 |
| Equatorial coordinates | RA: 03h 38m 52s", Dec: -33° 15' 39s |