bright.stars {UsingR} | R Documentation

## List of bright stars with Hipparcos catalog number

### Description

List of bright stars with Hipparcos catalog number.

### Usage

    data(bright.stars)

### Format

A data frame with 96 observations on the following 2 variables.

name
  Common name of star
hip
  HIP number for identification

### Details

The source of star names goes back to the Greeks and Arabs. Few are modern. This is a list of 96 common stars.

### Source

Form the Hipparcos website http://astro.estec.esa.nl/Hipparcos/ident6.html.

### Examples

    data(bright.stars)
    all.names  = paste(bright.stars$name, sep="", collapse="")
    x = unlist(strsplit(tolower(all.names), ""))
    letter.dist = sapply(letters, function(i) sum(x == i))
    data(scrabble)                  #  for frequency info
    p = scrabble$frequency[1:26];p=p/sum(p)
    chisq.test(letter.dist, p=p)    # compare with English

[Package UsingR version 0.1-4 Index]