def test_annulus(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
r_in = 10.0
r_out = 30.0
ann_pos = AnnulusModel(ra0, dec0, r_in, r_out)
ann_src = SimputPhotonList.from_models("ann", spec, ann_pos,
exp_time, area, prng=prng)
sim_cat = SimputCatalog.from_source("ann_simput.fits", ann_src,
overwrite=True)
instrument_simulator("ann_simput.fits", "ann_evt.fits", exp_time,
"lynx_hdxi", [ra0, dec0], ptsrc_bkgnd=False,
instr_bkgnd=False, foreground=False, prng=prng)
write_radial_profile("ann_evt.fits", "ann_evt_profile.fits", [ra0, dec0],
1.1*r_in, 0.9*r_out, 100, ctr_type="celestial",
emin=0.5, emax=7.0, overwrite=True)
file_answer_testing("EVENTS", "ann_evt.fits", answer_store, answer_dir)
file_answer_testing("PROFILE", "ann_evt_profile.fits", answer_store,
answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_beta_model_flux(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
r_c = 20.0
beta = 1.0
prng = 34
beta_src_pos = BetaModel(ra0, dec0, r_c, beta)
sim_cat = SimputCatalog.from_models("beta", "beta", spec, beta_src_pos,
exp_time, area, prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("beta_simput.fits", "beta_flux_evt.fits", exp_time,
"acisi_cy0", [ra0, dec0], ptsrc_bkgnd=False,
instr_bkgnd=False, foreground=False,
roll_angle=37.0, prng=prng)
wspec = spec.new_spec_from_band(0.5, 7.0)
make_exposure_map("beta_flux_evt.fits", "beta_expmap.fits", wspec.emid.value,
weights=wspec.flux.value, overwrite=True)
write_radial_profile("beta_flux_evt.fits", "beta_flux_evt_profile.fits",
[ra0, dec0], 0.0, 100.0, 200, ctr_type="celestial",
emin=0.5, emax=7.0, expmap_file="beta_expmap.fits",
overwrite=True)
file_answer_testing("EVENTS", "beta_flux_evt.fits", answer_store, answer_dir)
file_answer_testing("PROFILE", "beta_flux_evt_profile.fits", answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_beta_model(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
prng = 32
r_c = 20.0
beta = 1.0
exp_time = Quantity(500.0, "ks")
beta_src_pos = BetaModel(ra0, dec0, r_c, beta)
beta_src = SimputPhotonList.from_models("beta", spec, beta_src_pos,
exp_time, area, prng=prng)
sim_cat = SimputCatalog.from_source("beta_simput.fits", beta_src,
overwrite=True)
instrument_simulator("beta_simput.fits", "beta_evt.fits", exp_time,
"chandra_acisi_cy0", [ra0, dec0], ptsrc_bkgnd=False,
instr_bkgnd=False, foreground=False, prng=prng)
write_radial_profile("beta_evt.fits", "beta_evt_profile.fits", [ra0, dec0],
0.0, 100.0, 200, ctr_type="celestial", emin=0.5,
emax=7.0, overwrite=True)
file_answer_testing("EVENTS", "beta_evt.fits", answer_store,
answer_dir)
file_answer_testing("PROFILE", "beta_evt_profile.fits", answer_store,
answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_annulus(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
r_in = 10.0
r_out = 30.0
ann_pos = AnnulusModel(ra0, dec0, r_in, r_out)
sim_cat = SimputCatalog.from_models("ann", "ann", spec, ann_pos,
exp_time, area, prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("ann_simput.fits", "ann_evt.fits", exp_time,
"hdxi", [ra0, dec0], ptsrc_bkgnd=False,
instr_bkgnd=False, foreground=False, prng=prng)
write_radial_profile("ann_evt.fits", "ann_evt_profile.fits", [ra0, dec0],
1.1*r_in, 0.9*r_out, 100, ctr_type="celestial",
emin=0.5, emax=7.0, overwrite=True)
file_answer_testing("EVENTS", "ann_evt.fits", answer_store, answer_dir)
file_answer_testing("PROFILE", "ann_evt_profile.fits", answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_thermal(answer_store, answer_dir):
prng = RandomState(71)
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
spectrum_answer_testing(spec, "thermal_spec.h5", answer_store, answer_dir)
pt_src_pos = PointSourceModel(30.0, 45.0)
sim_cat = SimputCatalog.from_models("thermal_model", "thermal_model", spec,
pt_src_pos, exp_time, area, prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("thermal_model_simput.fits", "thermal_model_evt.fits", exp_time,
inst_name, [30.0, 45.0], ptsrc_bkgnd=False, foreground=False,
instr_bkgnd=False, prng=prng)
write_spectrum("thermal_model_evt.fits", "thermal_model_evt.pha", overwrite=True)
file_answer_testing("EVENTS", "thermal_model_evt.fits", answer_store, answer_dir)
file_answer_testing("SPECTRUM", "thermal_model_evt.pha", answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_beta_model(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
prng = 32
r_c = 20.0
beta = 1.0
exp_time = Quantity(500.0, "ks")
beta_src_pos = BetaModel(ra0, dec0, r_c, beta)
sim_cat = SimputCatalog.from_models("beta", "beta", spec, beta_src_pos,
exp_time, area, prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("beta_simput.fits", "beta_evt.fits", exp_time,
"acisi_cy0", [ra0, dec0], ptsrc_bkgnd=False,
instr_bkgnd=False, foreground=False, prng=prng)
write_radial_profile("beta_evt.fits", "beta_evt_profile.fits", [ra0, dec0],
0.0, 100.0, 200, ctr_type="celestial", emin=0.5,
emax=7.0, overwrite=True)
file_answer_testing("EVENTS", "beta_evt.fits", answer_store, answer_dir)
file_answer_testing("PROFILE", "beta_evt_profile.fits", answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_absorption_line(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
const_flux = 1.0e-3
line_pos = 1.0
line_width = 0.02
line_amp = 1.0e-5
exp_time = (100.0, "ks")
inst_name = "lynx_xgs"
spec = Spectrum.from_constant(const_flux, 0.1, 3.0, 100000)
spec.add_absorption_line(line_pos, line_width, line_amp)
spectrum_answer_testing(spec, "absorption_line_test.h5", answer_store,
answer_dir)
simulate_spectrum(spec,
inst_name,
exp_time,
"absorption_line_evt.pha",
overwrite=True,
prng=prng)
file_answer_testing("SPECTRUM", "absorption_line_evt.pha", answer_store,
answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_beta_model_flux(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
r_c = 20.0
beta = 1.0
prng = 34
beta_src_pos = BetaModel(ra0, dec0, r_c, beta)
sim_cat = SimputCatalog.from_models("beta",
"beta",
spec,
beta_src_pos,
exp_time,
area,
prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("beta_simput.fits",
"beta_flux_evt.fits",
exp_time,
"acisi_cy0", [ra0, dec0],
ptsrc_bkgnd=False,
instr_bkgnd=False,
foreground=False,
roll_angle=37.0,
prng=prng)
wspec = spec.new_spec_from_band(0.5, 7.0)
make_exposure_map("beta_flux_evt.fits",
"beta_expmap.fits",
wspec.emid.value,
weights=wspec.flux.value,
overwrite=True)
write_radial_profile("beta_flux_evt.fits",
"beta_flux_evt_profile.fits", [ra0, dec0],
0.0,
100.0,
200,
ctr_type="celestial",
emin=0.5,
emax=7.0,
expmap_file="beta_expmap.fits",
overwrite=True)
file_answer_testing("EVENTS", "beta_flux_evt.fits", answer_store,
answer_dir)
file_answer_testing("PROFILE", "beta_flux_evt_profile.fits", answer_store,
answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def plaw_fit(alpha_sim, answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
nH_sim = 0.02
norm_sim = 1.0e-4
redshift = 0.01
exp_time = (50.0, "ks")
area = 40000.0
inst_name = "new_hdxi"
spec = Spectrum.from_powerlaw(alpha_sim, redshift, norm_sim, 0.1, 10.0,
20000)
spec.apply_foreground_absorption(nH_sim, model="tbabs")
spectrum_answer_testing(spec, f"power_law_{alpha_sim}.h5", answer_store,
answer_dir)
pt_src_pos = PointSourceModel(30.0, 45.0)
pt_src = SimputPhotonList.from_models("plaw_model",
spec,
pt_src_pos,
exp_time,
area,
prng=prng)
cat = SimputCatalog.from_source("plaw_model_simput.fits",
pt_src,
overwrite=True)
instrument_simulator("plaw_model_simput.fits",
f"plaw_model_{alpha_sim}_evt.fits",
exp_time,
inst_name, [30.0, 45.0],
instr_bkgnd=False,
ptsrc_bkgnd=False,
foreground=False,
prng=prng)
write_spectrum(f"plaw_model_{alpha_sim}_evt.fits",
f"plaw_model_{alpha_sim}_evt.pha",
overwrite=True)
file_answer_testing("EVENTS", f"plaw_model_{alpha_sim}_evt.fits",
answer_store, answer_dir)
file_answer_testing("SPECTRUM", f"plaw_model_{alpha_sim}_evt.pha",
answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_emission_line(answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
const_flux = 1.0e-4
line_pos = 5.0
line_width = 0.02
line_amp = 1.0e-5
exp_time = (100.0, "ks")
area = 30000.0
inst_name = "lynx_lxm"
spec = Spectrum.from_constant(const_flux, 1.0, 10.0, 20000)
spec.add_emission_line(line_pos, line_width, line_amp)
spectrum_answer_testing(spec, "emission_line_test.h5", answer_store,
answer_dir)
pt_src_pos = PointSourceModel(30.0, 45.0)
sim_cat = SimputCatalog.from_models("emission_line",
"emission_line",
spec,
pt_src_pos,
exp_time,
area,
prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("emission_line_simput.fits",
"emission_line_evt.fits",
exp_time,
inst_name, [30.0, 45.0],
instr_bkgnd=False,
ptsrc_bkgnd=False,
foreground=False,
prng=prng)
write_spectrum("emission_line_evt.fits",
"emission_line_evt.pha",
overwrite=True)
file_answer_testing("EVENTS", "emission_line_evt.fits", answer_store,
answer_dir)
file_answer_testing("SPECTRUM", "emission_line_evt.pha", answer_store,
answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_thermal_from_spectrum(answer_store, answer_dir):
prng = RandomState(89)
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
inst = get_instrument_from_registry(inst_name)
simulate_spectrum(spec, inst["name"], exp_time,
"thermal_model_spec_evt.pha", prng=prng)
file_answer_testing("SPECTRUM", "thermal_model_spec_evt.pha", answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_thermal_nei(answer_store, answer_dir):
prng = RandomState(71)
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
spectrum_answer_testing(spec_nei, "thermal_spec_nei.h5", answer_store,
answer_dir)
pt_src_pos = PointSourceModel(30.0, 45.0)
pt_src = SimputPhotonList.from_models("thermal_model_nei",
spec_nei,
pt_src_pos,
exp_time,
area,
prng=prng)
sim_cat = SimputCatalog.from_source("thermal_model_nei_simput.fits",
pt_src,
overwrite=True)
instrument_simulator("thermal_model_nei_simput.fits",
"thermal_model_nei_evt.fits",
exp_time,
inst_name, [30.0, 45.0],
ptsrc_bkgnd=False,
foreground=False,
instr_bkgnd=False,
prng=prng)
write_spectrum("thermal_model_nei_evt.fits",
"thermal_model_nei_evt.pha",
overwrite=True)
file_answer_testing("EVENTS", "thermal_model_nei_evt.fits", answer_store,
answer_dir)
file_answer_testing("SPECTRUM", "thermal_model_nei_evt.pha", answer_store,
answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def test_nolines_thermal_from_spectrum(answer_store, answer_dir):
prng = RandomState(101)
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
inst = get_instrument_from_registry(inst_name)
simulate_spectrum(spec_nolines,
inst["name"],
exp_time,
"nolines_thermal_model_evt.pha",
prng=prng)
file_answer_testing("SPECTRUM", "nolines_thermal_model_evt.pha",
answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
def plaw_fit(alpha_sim, answer_store, answer_dir):
tmpdir = tempfile.mkdtemp()
curdir = os.getcwd()
os.chdir(tmpdir)
nH_sim = 0.02
norm_sim = 1.0e-4
redshift = 0.01
exp_time = (50.0, "ks")
area = 40000.0
inst_name = "new_hdxi"
spec = Spectrum.from_powerlaw(alpha_sim, redshift, norm_sim, 0.1, 10.0, 20000)
spec.apply_foreground_absorption(nH_sim, model="tbabs")
spectrum_answer_testing(spec, "power_law_%s.h5" % alpha_sim, answer_store,
answer_dir)
pt_src_pos = PointSourceModel(30.0, 45.0)
sim_cat = SimputCatalog.from_models("plaw_model", "plaw_model", spec, pt_src_pos,
exp_time, area, prng=prng)
sim_cat.write_catalog(overwrite=True)
instrument_simulator("plaw_model_simput.fits", "plaw_model_%s_evt.fits" % alpha_sim,
exp_time, inst_name, [30.0, 45.0], instr_bkgnd=False,
ptsrc_bkgnd=False, foreground=False, prng=prng)
write_spectrum("plaw_model_%s_evt.fits" % alpha_sim,
"plaw_model_%s_evt.pha" % alpha_sim,
overwrite=True)
file_answer_testing("EVENTS", "plaw_model_%s_evt.fits" % alpha_sim,
answer_store, answer_dir)
file_answer_testing("SPECTRUM", "plaw_model_%s_evt.pha" % alpha_sim,
answer_store, answer_dir)
os.chdir(curdir)
shutil.rmtree(tmpdir)
