OldMoffatModel¶
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class
mpdaf.MUSE.
OldMoffatModel
(a, b, beta, pixstep, field=0)[source]¶ Bases:
mpdaf.MUSE.FSFModel
Moffat FSF with fixed beta and FWHM varying with wavelength.
Attributes Summary
Methods Summary
from_header
(hdr, pixstep[, field])Read FSF parameters from a FITS header
from_hstconv
(cube, hstimages[, lbrange])Compute FSF by convolution of HST images
from_psfrec
(rawfilename)Compute FSF parameters from GLAO MUSE PSF reconstruction
from_starfit
(cube, pos, \*\*kwargs)Compute FSF by fitting a point source on a datacube
get_2darray
(self, lbda, shape[, center])Return FSF 2D array at the given wavelength.
get_3darray
(self, lbda, shape[, center])Return FSF cube at the given wavelengths.
get_beta
(self, lbda)Return beta for the given wavelengths.
get_cube
(self, wave, wcs[, center])Return FSF cube at the given wavelengths.
get_fwhm
(self, lbda[, unit])Return FWHM for the given wavelengths.
get_image
(self, lbda, wcs[, center])Return FSF image at the given wavelength.
info
(self)read
(cube[, field, pixstep])Read the FSF model from a file, cube, or header.
to_header
(self[, hdr, field_idx])Write FSF parameters to a FITS header
to_model2
(self)Convert the model to a model=2 one.
Attributes Documentation
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model
= 'MOFFAT1'¶
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name
= 'Old model with a fixed beta'¶
Methods Documentation
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classmethod
from_hstconv
(cube, hstimages, lbrange=(5000, 9000), **kwargs)¶ Compute FSF by convolution of HST images
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classmethod
from_psfrec
(rawfilename)¶ Compute FSF parameters from GLAO MUSE PSF reconstruction
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classmethod
from_starfit
(cube, pos, **kwargs)¶ Compute FSF by fitting a point source on a datacube
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get_2darray
(self, lbda, shape, center=None)¶ Return FSF 2D array at the given wavelength.
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get_3darray
(self, lbda, shape, center=None)¶ Return FSF cube at the given wavelengths.
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get_cube
(self, wave, wcs, center=None)¶ Return FSF cube at the given wavelengths.
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get_image
(self, lbda, wcs, center=None)¶ Return FSF image at the given wavelength.
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classmethod
read
(cube, field=None, pixstep=None)¶ Read the FSF model from a file, cube, or header.
- Parameters
- cube
str
,mpdaf.obj.Cube
, orastropy.io.fits.Header
Must contain a header with a FSF model.
- field
int
Field number to read, otherwise all models are read.
- cube
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