Fig. 1.
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Total solar irradiance (green line) during solar cycles 23–24 from SATIRE-S data in units of W m−2. Red curve shows 100-day moving average of TSI. Black line corresponds to the faculae brightening (with yellow curve as the 100 day average), while the purple line shows the contribution of the sunspot darkening (blue curve as the 100-day average).
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