airtovac: Convert air wavelengths to vacuum wavelengths
Description
Convert air wavelengths to vacuum wavelengths
Usage
airtovac(wave_air)
Arguments
wave_air
wavelength in Angstroms, scalar or vector
Value
wave_vac
Vacuum wavelength in Angstroms, same number of elements as wave_air
Details
Wavelengths are corrected for the index of refraction of air under
standard conditions. Wavelength values below 2000 A will not be
altered. Take care within 1 A of 2000 A. Uses relation of Ciddor (1996).