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# Configurations for "fg21sim"
# -*- mode: conf -*-
#
# Syntax: `ConfigObj`, https://github.com/DiffSK/configobj
#
# There are various configuration options that specify the input data
# and/or templates required by the simulations, the properties of the input
# data, the output products, as well as some parameters affecting the
# simulation behaviors.
#
# This file contains the options corresponding the Galactic emission
# components, which currently includes the following components:
# - synchrotron
# - freefree
# - snr
#
# NOTE:
# - The input templates for simulations should be HEALPix full-sky maps.
# - The input catalog should be in CSV format.
[galactic]
# Synchrotron emission component (unpolarized)
[[synchrotron]]
# The template map for the simulation, e.g., Haslam 408 MHz survey.
# Unit: [K] (Kelvin)
template = string(default=None)
# The frequency of the template map.
# Unit: [MHz]
template_freq = float(default=None, min=0.0)
# Spectral index map
indexmap = string(default=None)
# Whether add fluctuations on the small scales according the angular
# power spectrum prediction?
add_smallscales = boolean(default=False)
# Range of multipole moments (l) of the angular power spectrum.
# The power spectrum will be cut off to a constant for multipole l < lmin.
# NOTE: Update the ``lmax`` accordingly w.r.t. ``sky/healpix/nside``.
# Generally, lmax = 3 * nside - 1
lmin = integer(min=0, default=10)
lmax = integer(min=1, default=3071)
# Filename prefix for this component
prefix = string(default="gsync")
# Output directory to save the simulated results
output_dir = string(default=None)
# Free-free bremsstrahlung emission component
[[freefree]]
# The Hα map from which to derive the free-free emission
# Unit: [Rayleigh]
halphamap = string(default=None)
# The 100-μm dust map used to correct Hα dust absorption
# Unit: [MJy/sr]
dustmap = string(default=None)
# Effective dust fraction in the LoS actually absorbing Halpha
dust_fraction = float(default=0.33, min=0.1, max=1.0)
# Halpha absorption threshold:
# When the dust absorption goes rather large, the true Halpha
# absorption can not well determined. This configuration sets the
# threshold below which the dust absorption can be well determined,
# while the sky regions with higher absorption are masked out due
# to unreliable absorption correction.
# Unit: [mag]
halpha_abs_th = float(default=1.0)
# The electron temperature assumed for the ionized interstellar medium
# that generating H{\alpha} emission.
# Unit: [K]
electron_temperature = float(default=7000.0, min=1000)
# Filename prefix for this component
prefix = string(default="gfree")
# Output directory to save the simulated results
output_dir = string(default=None)
# Supernova remnants emission
[[snr]]
# The Galactic SNRs catalog data (CSV file)
catalog = string(default=None)
# Output the effective/inuse SNRs catalog data (CSV file)
catalog_outfile = string(default=None)
# Resolution for simulating each SNR template, which are finally
# mapped to the all-sky HEALPix map if used.
# Unit: [arcsec]
resolution = float(default=30.0, min=5.0)
# Filename prefix for this component
prefix = string(default="gsnr")
# Output directory to save the simulated results
output_dir = string(default=None)
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