astro (version 1.2)

read.fitskey: Read FITS Header Keyword

Description

The mid-level function 'read.fitskey' allows FITS header keywords to be read directly into R.

Usage

read.fitskey(key, file, hdu = 1, comments = FALSE,  strip = c(" ","'"," "), maxlines = 50000)

Arguments

key

header keyword (may be a vector)

file

file name

hdu

header and data unit to be read

comments

output header comments?

strip

lead/trail characters stripped from header 'value' data

maxlines

maximum number of header lines

Value

A vector of data equal in length to the input key request. NA is returned where no keys have been found.

Details

The mid-level function 'read.fitskey' is a wrapper around 'read.fits', and provides a more simplistic output of that routine.

See Also

The astronomy package: astro.