Eridanus
Eri (Eridani)
📋 A written introduction is coming — for now this page shows official values only.
Constellation
- IAU abbreviation
- Eri
- Latin name
- Eridanus
- Genitive
- Eridani
- Meaning (IAU)
- The River
Source:International Astronomical Union · checked 2026-11-02 ↗
Related
In everyday life
- 20 of its stars have IAU-approved names — the brightest is Achernar.
- Its brightest star Achernar (declination -57.2°) never rises in Seoul (37.6° N) — you need to be farther south.
- Star charts and astronomy apps write this constellation as «Eri», its IAU abbreviation.
Worked out from this object's official values.