source_size¶
- sofia_redux.calibration.standard_model.derived_optics.source_size(warr, iq, theta_pix)[source]¶
Compute the source size.
- Parameters:
- warrnumpy.array
Wavelengths in this filter in microns.
- iqfloat
Image quality d_80
- theta_pixnumpy.array
Pixel size in arcsec.
- Returns:
- fwhmnumpy.array
FWHM of each pixel in arcsec.
- num_pixelsnumpy.array
Number of pixels in optimal extraction area.
- ffracfloat
Fraction of total flux in optimal extraction aperture.
Notes
Other variable definitions: sig_d : size of diffraction limited beam in arc