vactoair

pydl.goddard.astro.vactoair(vacuum)[source]

Convert vacuum wavelengths to wavelengths in air.

Parameters
vacuumarray-like

Values of wavelength in vacuum in Angstroms. Quantity objects with valid length dimensions will be internally converted to Angstrom.

Returns
array-like

Values of wavelength in air in Angstroms. Quantity object was passed in, the output will be converted to the same units as the input.

Notes