Pretty confident. Emission spectra are very specific. The relationship between specific emission lines are invariant to changes in wavelength (redshift/blueshif

Pretty confident. Emission spectra are very specific. The relationship between specific emission lines are invariant to changes in wavelength (redshift/blueshift), and they're complicated enough that it's not too big a deal to weed out false positives. Here's a textbook example: https://images.nagwa.com/figures/explainers/469167813067/17.svg https://images.nagwa.com/figures/explainers/469167813067/17....