Eridanus

Overview

Eridanus (Eridani) — The River is one of the 88 modern constellations recognised by the International Astronomical Union.

Highlights

• ★Achernar at its southern end
• ★One of the longest constellations in the sky

Notable stars

80 catalogued stars in this encyclopedia.

• Cursamag 2.78
• Acamarmag 2.88
• Zaurakmag 2.97
• Ranamag 3.52
• 41 Eridanimag 3.55
• Phi Eridanimag 3.56
• Chi Eridanimag 3.69
• 16 Eridanimag 3.7
• Ranmag 3.72
• Theeminmag 3.81
• Sceptrummag 3.86
• Azhamag 3.89

Deep-sky objects

• NGC 1269
• NGC 1535
• NGC 1395
• NGC 1407
• NGC 1404
• the Witch Head Nebula

Neighbouring constellations

Knowledge connections

• IncludesAchernar
• Constellation ofCursa
• Constellation ofAcamar
• Constellation ofZaurak
• Constellation ofRana
• Constellation of41 Eridani
• Constellation ofPhi Eridani
• Constellation ofChi Eridani
• Constellation of16 Eridani
• Constellation ofRan
• Constellation ofTheemin
• Constellation ofSceptrum
• Constellation ofAzha
• Constellation ofNu Eridani
• Constellation ofBeemim
• Constellation ofMu Eridani
• Constellation ofBeid
• Constellation of11 Eridani
• Constellation ofIota Eridani
• Constellation ofHR 1195
• Constellation of27 Eridani
• Constellation ofKappa Eridani
• Constellation ofLambda Eridani
• Constellation of19 Eridani

Sources

The primary and reference sources this topic draws on.

• IAUInternational Astronomical Union

  Official naming, definitions, constellation boundaries, and astronomical nomenclature.