GNU Astronomy Utilities


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9.1.3.1 CosmicCalculator input options

The inputs to CosmicCalculator can be specified with the following options:

-z FLT
--redshift=FLT

The redshift of interest.

-H FLT
--H0=FLT

Current expansion rate (in km sec\(^{-1}\) Mpc\(^{-1}\)).

-l FLT
--olambda=FLT

Cosmological constant density divided by the critical density in the current Universe (\(\Omega_{\Lambda,0}\)).

-m FLT
--omatter=FLT

Matter (including massive neutrinos) density divided by the critical density in the current Universe (\(\Omega_{m,0}\)).

-r FLT
--oradiation=FLT

Radiation density divided by the critical density in the current Universe (\(\Omega_{r,0}\)).