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AsteriaStar
Subgiant · Auriga

14 Aurigae

Knowledge graph14 AurHR 1706HD 33959HIP 24504

Scientific overview

14 Aurigae is a subgiant in the constellation Auriga (Aurigae), lying about 285.6 light-years from Earth.

Class A. White stars with strong hydrogen lines. Many of the brightest stars in the sky are class A. Such stars have surface temperatures around 7,500–10,000 K and appear white to the eye.

Physical properties

Spectral typeA9IV
Luminosity classIV
Apparent magnitude5.01
Absolute magnitude0.3
Luminosity (Sun = 1)66.191
Colour index (B−V)0.222
Distance285.6 ly (87.57 pc)

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

Precision measurements

Astrometry and astrophysics from SIMBAD and Gaia DR3 · Gaia DR3 180702438220217344

Parallax12.0126 ± 0.1151 masSIMBAD · measured
Distance82.8664 pcGaia · estimated
Proper motion (RA)-25.256 mas/yrSIMBAD · measured
Proper motion (Dec)12.339 mas/yrSIMBAD · measured
Radial velocity-9.3 ± 0.2 km/sSIMBAD · measured
Spectral typeA8IIISIMBAD · catalogued
Right ascension (ICRS)78.8516 degSIMBAD · measured
Declination (ICRS)32.6876 degSIMBAD · measured
Full field-level provenance
  • Parallax: Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · plx_value · 2020yCat.1350....0G · direct catalogue measurement · retrieved 2026-07-11
  • Distance: ESA Gaia astrometric survey · Gaia EDR3 · Bailer-Jones (2021) · external.gaiaedr3_distance · r_med_geo · row 180702438220217344 · Bayesian estimate · retrieved 2026-07-11
  • Proper motion (RA): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · pmra · 2020yCat.1350....0G · direct catalogue measurement · retrieved 2026-07-11
  • Proper motion (Dec): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · pmdec · 2020yCat.1350....0G · direct catalogue measurement · retrieved 2026-07-11
  • Radial velocity: Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · rvz_radvel · 2004A&A...424..727P · direct catalogue measurement · retrieved 2026-07-11
  • Spectral type: Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · sp_type · 2020AJ....160...52M · catalogue identifier/value · retrieved 2026-07-11
  • Right ascension (ICRS): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · ra · 2020yCat.1350....0G · direct catalogue measurement · retrieved 2026-07-11
  • Declination (ICRS): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · dec · 2020yCat.1350....0G · direct catalogue measurement · retrieved 2026-07-11

measured = direct catalogue value · estimated = Bayesian inference (Bailer-Jones distance) · modeled = model output (Gaia GSP-Phot). Fields a source did not provide are omitted, never invented.

Evolution

A subgiant has begun to evolve off the main sequence, brightening and expanding as core hydrogen fusion ends.

Location in the sky

Constellation
Auriga
Hemisphere
Northern
Best seen
Winter (N. evening sky)
RA / Dec
5.2568h / 32.6876°

Knowledge connections

  • In constellationAuriga

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.