niriss_header

grizli.fake_image.niriss_header(ra=53.1592277508136, dec=-27.782056346146, pa_aper=128.589, filter='F150W', grism='GR150R')[source]

Make JWST/NIRISS image header

Parameters:
ra, dec : float, float

Coordinates of the center of the image

pa_aper : float

Position angle of the y-axis of the detector

filter : str

Blocking filter to use.

grism : str

Grism to use

Returns:
h : astropy.io.fits.Header

FITS header with appropriate keywords

wcs : astropy.wcs.WCS

WCS specification (computed from keywords in h).

Notes

NIRISS: 0.065”/pix, requires filter & grism specification