Telluric contamination is contamination of the astronomical spectra by the Earth's atmosphere. == Interference with astronomical observations == Most astronomical observations are conducted by measuring photons (electromagnetic waves) which originate beyond the sky.
Telluric contamination is contamination of the astronomical spectra by the Earth's atmosphere. == Interference with astronomical observations == Most astronomical observations are conducted by measuring photons (electromagnetic waves) which originate beyond the sky.
Source: Wikipedia "Telluric contamination" · CC BY-SA 4.0
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