def load_data(self, **kwargs):
#
if self.from_dict:
q5file = self.data_file
qpq5dict = CGMAbsSurvey.from_json(q5file)
ism = LineList('ISM')
qpq5dict.build_systems_from_dict(llist=ism)
self.survey_data = qpq5dict
#self.cgm_abs = qpq5dict.cgm_abs
else:
qpqdata = load_qpq(5)
nmax = len(qpqdata) # max number of QSOs
for i in range(nmax):
# Instantiate the galaxy
gal = Galaxy((qpqdata['RAD'][i], qpqdata['DECD'][i]),
z=qpqdata['Z_FG'][i])
gal.L_BOL = qpqdata['L_BOL'][i]
gal.L_912 = qpqdata['L_912'][i]
gal.G_UV = qpqdata['G_UV'][i]
gal.flg_BOSS = qpqdata['FLG_BOSS'][i]
gal.zsig = qpqdata['Z_FSIG'][i] * u.km / u.s
# Instantiate the IGM System
igm_sys = IGMSystem(
(qpqdata['RAD_BG'][i], qpqdata['DECD_BG'][i]),
qpqdata['Z_FG'][i], [-5500, 5500.] * u.km / u.s,
abs_type='CGM')
igm_sys.zem = qpqdata['Z_BG'][i]
igm_sys.NHI = qpqdata['NHI'][i]
igm_sys.sig_NHI = qpqdata['SIG_NHI'][i]
igm_sys.flag_NHI = qpqdata['FLG_NHI'][i]
igm_sys.s2n_lya = qpqdata['S2N_LYA'][i]
igm_sys.flg_othick = qpqdata['FLG_OTHICK'][i]
igm_sys.z_lya = qpqdata['Z_LYA'][i]
iname = qpqdata['QSO'][i]
# Instantiate
rho = qpqdata['R_PHYS'][i] * u.kpc
cgabs = CGMAbsSys(gal, igm_sys, name=iname, rho=rho, **kwargs)
aline = AbsLine(1215.67 * u.AA,
closest=True,
z=igm_sys.zabs,
linelist=ism)
aline.attrib['EW'] = qpqdata['EWLYA'][i] * u.AA # Rest EW
aline.attrib['sig_EW'] = qpqdata['SIG_EWLYA'][i] * u.AA
if aline.attrib['EW'] > 3. * aline.attrib['sig_EW']:
aline.attrib['flag_EW'] = 1
else:
aline.attrib['flag_EW'] = 3
aline.attrib['coord'] = igm_sys.coord
#aline.limits._wvlim = qpqdata['WVMNX'][i]*u.AA ## (no data in QPQ7 file)
#dv = ltu.rel_vel(aline.limits._wvlim, aline.wrest * (1 + qpqdata['Z_FG'][i]))
#aline.limits._vlim = dv
abslines = []
abslines.append(aline)
comp = AbsComponent.from_abslines(abslines, chk_vel=False)
cgabs.igm_sys.add_component(comp)
# add metal lines
for j in range(100):
if qpqdata[i]['FLG_METAL_EW'][j] > 0:
wave0 = qpqdata[i]['METAL_WREST'][j]
iline = AbsLine(wave0 * u.AA,
closest=True,
z=igm_sys.zabs,
linelist=ism)
iline.attrib[
'EW'] = qpqdata['METAL_EW'][i][j] * u.AA # Rest EW
iline.attrib[
'sig_EW'] = qpqdata['METAL_SIGEW'][i][j] * u.AA
iline.attrib['flag_EW'] = qpqdata['FLG_METAL_EW'][i][j]
iline.analy['flg_eye'] = qpqdata['FLG_METAL_EYE'][i][j]
iline.attrib['coord'] = igm_sys.coord
abslines = []
abslines.append(iline)
comp = AbsComponent.from_abslines(abslines,
chk_vel=False)
cgabs.igm_sys.add_component(comp)
# add ang_sep
qsocoord = SkyCoord(ra=qpqdata['RAD'][i],
dec=qpqdata['DECD'][i],
unit='deg')
bgcoord = SkyCoord(ra=qpqdata['RAD_BG'][i],
dec=qpqdata['DECD_BG'][i],
unit='deg')
cgabs.ang_sep = qsocoord.separation(bgcoord).to('arcsec')
self.cgm_abs.append(cgabs)
def load_data(self, **kwargs):
#
q6file = self.data_file
if self.from_dict:
qpq6dict = CGMAbsSurvey.from_json(q6file)
ism = LineList('ISM')
qpq6dict.build_systems_from_dict(llist=ism)
self.survey_data = qpq6dict
#self.cgm_abs = qpq6dict.cgm_abs
else:
qpqdata = Table.read(q6file)
if self.nmax is not None:
nmax = self.nmax
else:
nmax = len(qpqdata)
for i in range(nmax):
# Instantiate the galaxy
gal = Galaxy((qpqdata['RAD'][i], qpqdata['DECD'][i]),
z=qpqdata['Z_FG'][i])
gal.L_BOL = qpqdata['L_BOL'][i]
gal.L_912 = qpqdata['L_912'][i]
gal.G_UV = qpqdata['G_UV'][i]
gal.flg_BOSS = qpqdata['FLG_BOSS'][i]
gal.zsig = qpqdata['Z_FSIG'][i] * u.km / u.s
# Instantiate the IGM System
igm_sys = IGMSystem(
(qpqdata['RAD_BG'][i], qpqdata['DECD_BG'][i]),
qpqdata['Z_FG'][i], [-5500, 5500.] * u.km / u.s,
abs_type='CGM'
) ## if velocity range lower - does not load all abslines
igm_sys.zem = qpqdata['Z_BG'][i]
igm_sys.NHI = qpqdata['NHI'][i]
igm_sys.sig_NHI = qpqdata['SIG_NHI'][i]
igm_sys.flag_NHI = qpqdata['FLG_NHI'][i]
igm_sys.s2n_lya = qpqdata['S2N_LYA'][i]
igm_sys.flg_othick = qpqdata['FLG_OTHICK'][i]
igm_sys.z_lya = qpqdata['Z_LYA'][i]
iname = qpqdata['QSO'][i]
# Instantiate
rho = qpqdata['R_PHYS'][i] * u.kpc
cgabs = CGMAbsSys(gal, igm_sys, name=iname, rho=rho, **kwargs)
aline = AbsLine(1215.67 * u.AA, closest=True, z=igm_sys.zabs)
aline.attrib['EW'] = qpqdata['EWLYA'][i] * u.AA # Rest EW
aline.attrib['sig_EW'] = qpqdata['SIG_EWLYA'][i] * u.AA
if aline.attrib['EW'] > 3. * aline.attrib['sig_EW']:
aline.attrib['flag_EW'] = 1
else:
aline.attrib['flag_EW'] = 3
aline.attrib['coord'] = igm_sys.coord
aline.limits._wvlim = qpqdata['WVMNX'][i] * u.AA
dv = ltu.rel_vel(aline.limits._wvlim,
aline.wrest * (1 + qpqdata['Z_FG'][i]))
aline.limits._vlim = dv
abslines = []
abslines.append(aline)
###
comp = AbsComponent.from_abslines(abslines, chk_vel=False)
# add ang_sep
qsocoord = SkyCoord(ra=qpqdata['RAD'][i],
dec=qpqdata['DECD'][i],
unit='deg')
bgcoord = SkyCoord(ra=qpqdata['RAD_BG'][i],
dec=qpqdata['DECD_BG'][i],
unit='deg')
cgabs.ang_sep = qsocoord.separation(bgcoord).to('arcsec')
cgabs.igm_sys.add_component(comp)
self.cgm_abs.append(cgabs)
