de Cuyper, J.-P. ; Hensberge, H.

published in Astronomical Data Analysis Software and Systems IV, 77, pp. 476 (1995)

Abstract: Unrecognized blending in Thorium-Argon (Th-Ar) lamp spectra is a main contributor to calibration uncertainties. We present improved dispersion-dependent Th-Ar wavelengths for the features seen with moderate dispersion instruments.

Links: link