npix2nside
name&dimensionality | kind | in/out | description |
---|---|---|---|
npix | I4B | IN | the number Npix of pixels over the whole sky. |
var | I4B | OUT | the parameter Nside. If
Npix is valid (12 times a power of 2 in
{1,..., 8192}),
Nside = ![]() |
Returns the resolution parameter Nside (256) corresponding to 786432 pixels on the sky.
Eric Hivon 2003-02-07