UsingR: brightness – R documentation

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brightness

Brightness of 966 stars

Description

The Hipparcos Catalogue has information on over 100,000 stars. Listed in this dataset are brightness measurements for 966 stars from a given sector of the sky.

Usage

data(brightness)

Format

A univariate dataset of 966 numbers.

Details

This is field H5 in the catalog measuring the magnitude, V , in the Johnson UBV photometric system. The smaller numbers are for brighter stars.

Source

http://astro.estec.esa.nl/hipparcos

Examples

data(brightness)
hist(brightness)

UsingR

Data Sets, Etc. for the Text "Using R for Introductory Statistics", Second Edition

v2.0-6

GPL (>= 2)

Authors

John Verzani <verzani@math.csi.cuny.edu>

Initial release