GaussianDust¶
- class so_pysm_models.GaussianDust(nside, has_polarization=True, pixel_indices=None, TT_amplitude=350.0, Toffset=18.0, EE_amplitude=100.0, rTE=0.35, EtoB=0.5, alpha=-0.42, beta=1.53, temp=19.6, nu_0=353, seed=None, map_dist=None)[source] [edit on github]¶
Bases:
Model
Gaussian dust model
See more details at https://so-pysm-models.readthedocs.io/en/latest/so_pysm_models/models.html
- Parameters
- nsideint
HEALPix NSIDE of the output maps
- has_polarizationbool
whether or not to simulate also polarization maps Default: True
- pixel_indicesndarray of ints
Outputs partial maps given HEALPix pixel indices in RING ordering
- TT_amplitudefloat
amplitude of synchrotron TT power spectrum (D_ell) at at the reference frequency and ell=80, in muK^2 and thermodinamic units. Default: 350. from the amplitude of PySM-d0 dust model at 353GHz in the region covered by SO-SAT.
- Toffsetfloat
offset to be applied to the temperature map in muK in RJ units. Default: 18 from the mean value of the T PySM-s0 synch map at 23GHz in the region covered by SO-SAT
- EE_amplitudefloat
Amplitude of EE modes D_ell at reference frequency at ell=80 Default: 100. from the amplitude of HFI-353 E-modes spectrum in the region covered by SO-SAT
- EtoB: float
ratio between E and B-mode amplitude for dust. Default: 0.5 from Planck 2018 IX
- alphasame as alpha_sync for dust.
Default: -0.42 from Planck 2018 IX
- betafloat
dust spectral index. Default: 1.53 from Planck 2018 IX
- tempfloat
dust temperature. Default: 19.6 from Planck 2018 IX
- nu0float
dust reference frequency in GHz. Default: 353
- seedint
seed for random realization of map Default: None
Methods Summary
get_emission
(freqs[, weights])Return map in uK_RJ at given frequency or array of frequencies
Methods Documentation
- get_emission(freqs: Unit('GHz'), weights=None)[source] [edit on github]¶
Return map in uK_RJ at given frequency or array of frequencies