number of pixels
number of pixels
minimal inner radius in arcmin
minimal inner radius in arcmin
maximal outer radius in arcmin
maximal outer radius in arcmin
project cartesian coordinates from face to sphere.
project cartesian coordinates from face to sphere. index is the face
Nbase below which all pixel radii are greater than R
Nbase below which all pixel radii are greater than R
Nbase above which all pixels have radii lower than R
Nbase above which all pixels have radii lower than R