number_of_alms

This function returns the number of $a_{\ell m}$ values stored in each FITS extension in a FITS file containing $a_{\ell m}$

Location in HEALPix directory tree: src/f90/mod/fitstools.F90 

FORMAT

var=number_of_alms( filename[, extnum] )

ARGUMENTS

name & dimensionality	kind	in/out	description
filename(LEN=filenamelen)	CHR	IN	filename of the FITS-file containing $a_{\ell m}$.
extnum	I4B	OUT	number of extensions in the file

EXAMPLE:

print*,number_of_alms('alms.fits')

Prints the number of $a_{\ell m}$ stored in each extension of the file 'alms.fits'

MODULES & ROUTINES

This section lists the modules and routines used by number_of_alms.

fitstools

module, containing:

printerror

routine for printing FITS error messages.

cfitsio

library for FITS file handling.

RELATED ROUTINES

This section lists the routines related to number_of_alms

fits2alms, read_conbintab

routines that read $a_{\ell m}$ values from FITS files.