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Errors Associated with Fitting Gaussian Profiles to Noisy Emission-Line Spectra
Dawn D. Lenz and Thomas R. Ayres
Publications of the Astronomical Society of the Pacific
Vol. 104, No. 681 (1992 November), pp. 1104-1106
Published by: Astronomical Society of the Pacific
Stable URL: http://www.jstor.org/stable/40679970
Page Count: 3
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Landman et al. developed prescriptions to predict profile fitting errors for Gaussian emission lines perturbed by white noise. We show that their scaling laws can be generalized to more complicated signal-dependent "noise models" of common astronomical detector systems.
Publications of the Astronomical Society of the Pacific © 1992 The University of Chicago Press