def fov_Ks():
_src = _single_table_source()
_fov = FieldOfView(header=_fov_header(),
waverange=(1.9, 2.4),
area=1 * u.m**2)
_fov.extract_from(_src)
return _fov
def test_returns_an_imagehdu(self):
src_table = so._table_source()
src_table.fields[0]["x"] = [-15,-5,0,0] * u.arcsec
src_table.fields[0]["y"] = [0,0,5,15] * u.arcsec
hdr = ho._fov_header() # 20x20" @ 0.2" --> [-10, 10]"
wav = [1.9, 2.1] * u.um
fov = FieldOfView(hdr, wav)
fov.extract_from(src_table)
waveset = np.linspace(wav[0], wav[1], 51)
hdu = fov_utils.make_cube_from_table(fov.fields[0], fov.spectra,
waveset, fov.header)
assert isinstance(hdu, fits.ImageHDU)
def fov_hdr():
return hdrs._fov_header()
def fov_hdr():
return _fov_header()
def _fov_197_202_um():
""" A FOV compatible with 3 slices of so._cube_source()"""
hdr = ho._fov_header() # 20x20" @ 0.2" --> [-10, 10]"
wav = [1.97000000001, 2.02] * u.um # Needs [1.98, 2.00, 2.02] µm --> 3 slices
fov = FieldOfView(hdr, wav, area=1*u.m**2)
return fov
def _fov_190_210_um():
""" A FOV compatible with 11 slices of so._cube_source()"""
hdr = ho._fov_header() # 20x20" @ 0.2" --> [-10, 10]"
wav = [1.9, 2.1] * u.um
fov = FieldOfView(hdr, wav, area=1 * u.m ** 2)
return fov