seeing_psf¶
-
simcado.psf.seeing_psf(fwhm=0.8, psf_type='moffat', size=1024, pix_res=0.004, filename=None)[source]¶ Return a seeing limited PSF
- Parameters
- fwhmfloat, optional
[arcsec] Default = 0.8
- psf_typestr, optional
[“moffat, “gaussian”] Default = “moffat”
- sizeint, optional
[pixel] Default = 1024
- pix_resfloat, optional
[arcsec] Default = 0.004
- filenamestr, optional
Default = None. If filename is not None, the resulting FITS object will be saved to disk
- Returns
- seeing_psf2D-array
Notes
# Moffat description # https://www.gnu.org/software/gnuastro/manual/html_node/PSF.html # # Approximate parameters - Bendinelli 1988 # beta = 4.765 - Trujillo et al. 2001