fitsread

Scilab Function

Last update : 23/8/2006

fitsread - Extract data from a FITS file .

Calling Sequence

data = fitsread(filename[, extname[, index]])

Parameters

filename: a string that specifies the name of the FITS file.
extname: specify only one extension, extname may be 'primary', 'table', 'bintable', 'image', 'unknown'. default extname equal to string 'primary'.
index: specify the index of the specified extension type extname in the file, default index equal to 1.
data: a matrix, return the data value.

Description

Data Arrays or Extensions

extname	Description
'primary'	Read data from the primary data array
'table'	Read data from the ASCII Table extension.The codes are not tested.
'bintable'	Read data from the Binary Table extension.The codes are not tested.
'image'	Read data from the Image extension.
'unknown'	Read data from the Unknown extension.

Examples

	// Read FITS file test.fits into a  data.
	data = fitsread('test.fits');
	data(1:5,1:5)
		ans  =

			1.356D-19    1.356D-19    1.356D-19    1.356D-19    1.356D-19
			1.356D-19    1.356D-19    1.356D-19    1.356D-19    1.356D-19
			1.356D-19    1.356D-19    1.356D-19    1.356D-19    1.356D-19
			74.679741    81.476204    87.963593    94.11731     99.914009
			74.679741    81.476204    87.963593    94.11731     99.914009

Author

Chen jingyuan, Gan guangyong (IAPCM, Beijing,China.)

Calling Sequence

Parameters

Description

Examples

Author

See Also