TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

MAIN-SEQUENCE FITTING [2 records]

Record 1 1994-06-01

English

Subject field(s)
  • Astronomy
DEF

A technique for measuring the distance modulus and hence the distance for a star cluster ... the main sequence portion of a graph colour index versus apparent magnitude for the cluster is superimposed on the main sequence of a standard Hertzprung-Russell diagram, the spectral types of the two curves being made to overlap.

CONT

The distance to a given globular cluster may be found (1) by the main-sequence fitting technique, (2) by the apparent magnitudes of certain well known types of stars in the cluster, and (3) by the apparent angular diameter of the cluster.

French

Domaine(s)
  • Astronomie
DEF

Méthode de détermination des distances astronomiques dont la limite d'application est de 105 années-lumières.

Spanish

Save record 1

Record 2 1994-06-01

English

Subject field(s)
  • Astronomy
DEF

A technique for measuring the distance modulus and hence the distance for a star cluster ... the main sequence portion of a graph colour index versus apparent magnitude for the cluster is superimposed on the main sequence of a standard Hertzsprung-Russell diagram, the spectral types of the two curves being made to overlap.

CONT

The distance to a given globular cluster may be found (1) by the main-sequence fitting technique, (2) by the apparent magnitudes of certain well known types of stars in the cluster, and (3) by the apparent angular diameter of the cluster.

French

Domaine(s)
  • Astronomie
DEF

Méthode de détermination des distances astronomiques se basant sur les étoiles de la séquence principale et dont la limite d'application est de 105 années-lumières.

Spanish

Save record 2

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