plima.utils.constants

Numerical constants used by PLIMA.

Module Attributes

C1	Historical linear-alignment normalization in h^-2 M_sun^-1 Mpc^3.
RHO_CRITICAL_H2	Critical density today in h^2 M_sun Mpc^-3.
C1_RHO_CRITICAL	Standard NLA intrinsic-alignment normalization convention.
DEFAULT_PIVOT_REDSHIFT	1008.3491
DEFAULT_LOW_Z_PIVOT_REDSHIFT	2406.03352 and Krause et al. 2016 arXiv:1506.08730.
DEFAULT_HIGH_Z_PIVOT_REDSHIFT	2406.03352 and Krause et al. 2016 arXiv:1506.08730.
DEFAULT_PIVOT_HALO_MASS	2503.19441 and Fortuna et al. 2025 arXiv:2409.15416.

plima.utils.constants.C1 = 5e-14

Historical linear-alignment normalization in h^-2 M_sun^-1 Mpc^3.

plima.utils.constants.C1_RHO_CRITICAL = 0.0134

Standard NLA intrinsic-alignment normalization convention.

plima.utils.constants.DEFAULT_HIGH_Z_PIVOT_REDSHIFT = 0.75

2406.03352 and Krause et al. 2016 arXiv:1506.08730

Type:

Default high z pivot redshift from Sarcevic et al. 2024, arXiv

plima.utils.constants.DEFAULT_LOW_Z_PIVOT_REDSHIFT = 0.3

2406.03352 and Krause et al. 2016 arXiv:1506.08730

Type:

Default low z pivot redshift from Sarcevic et al. 2024, arXiv

plima.utils.constants.DEFAULT_PIVOT_HALO_MASS = 31622776601683.793

2503.19441 and Fortuna et al. 2025 arXiv:2409.15416

Type:

Default pivot halo mass from Wright et al. 2025 arXiv

plima.utils.constants.DEFAULT_PIVOT_REDSHIFT = 0.62

1008.3491

Type:

Default pivot redshift from Joachimi et al. 2011, arXiv

plima.utils.constants.RHO_CRITICAL_H2 = 277500000000.0

Critical density today in h^2 M_sun Mpc^-3.