nircam_header

grizli.fake_image.nircam_header(ra=53.1592277508136, dec=-27.782056346146, pa_aper=128.589, filter='F444W', grism='GRISMR', module='A')[source]

Make JWST/NIRCAM image header

Parameters:
ra, decfloat, float

Coordinates of the center of the image

pa_aperfloat

Position angle of the y-axis of the detector

filterstr

Blocking filter to use.

grismstr

Grism to use (‘GRISMR’, ‘GRISMC’)

modulestr

Instrument module (‘A’,’B’)

Returns:
hastropy.io.fits.Header

FITS header with appropriate keywords

wcsastropy.wcs.WCS

WCS specification (computed from keywords in h).

Notes

NIRCAM, 0.0648”/pix, requires filter specification