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AsteriaStar
Main-sequence star · Eridanus

p Eridani

Knowledge graphHR 487HD 10361Gl 66A

Scientific overview

p Eridani is a main-sequence star in the constellation Eridanus (Eridani), lying about 26.57 light-years from Earth.

Class K. Cooler orange stars. Long-lived and abundant; many are stable hosts for planets. Such stars have surface temperatures around 3,700–5,200 K and appear orange to the eye.

Physical properties

Spectral typeK2 V
Luminosity classV
Apparent magnitude5.8
Absolute magnitude6.25
Luminosity (Sun = 1)0.277
Colour index (B−V)0.86
Distance26.57 ly (8.15 pc)

Values are real catalogue data; fields without a reliable value are omitted, never estimated.

Evolution

A main-sequence star fuses hydrogen into helium in its core. It will remain on the main sequence for most of its life before evolving into a giant.

Location in the sky

Constellation
Eridanus
Hemisphere
Southern
Best seen
Autumn (N. evening sky)
RA / Dec
1.663h / -56.1946°

Knowledge connections

  • In constellationEridanus
  • Part of systemp Eridani

Sources

The primary and reference sources this topic draws on.

  • HYG DatabaseHYG Database (Hipparcos + Yale Bright Star + Gliese), by D. Nash / astronexus

    Aggregated, openly-licensed star catalogue combining Hipparcos, the Yale Bright Star Catalogue, and the Gliese Catalogue of Nearby Stars.

  • HipparcosESA Hipparcos space astrometry mission

    High-precision parallax, magnitude, and position for ~118,000 stars.