calc_jwst_filter_info

grizli.jwst_utils.calc_jwst_filter_info(context='jwst_1130.pmap', sw=['NRCA1', 'NRCA2', 'NRCA3', 'NRCA4', 'NRCA1', 'NRCA2', 'NRCA3', 'NRCA4'], lw=['NRCALONG', 'NRCBLONG'])[source]

Calculate JWST filter properties from tabulated eazy filter file and photom reference files

Calculated attributes:

  • pivot = Filter pivot wavelength, microns

  • rectwidth = Filter rectangular width, microns

  • ebv0.1 = Milky way extinction, mag for E(B-V) = 0.1, Rv=3.1

  • ab_vega = AB - Vega mag conversion

  • eazy_fnumber = Filter number in the eazy filter file

  • photmjsr = Photometric conversion if ref files available

Parameters
contextstr

CRDS context file to use for reference files. Default is jwst_1130.pmap

Returns
bpdict

Filter information dictionary for JWST instruments with the above attributes for each filter in each instrument configuration.