Topical Issue - Space Weather Instrumentation
Open Access
Technical Article

Fig. 12

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Two images of the Sun from the SWAP instrument on PROBA2, from 2014-Jan-01 at solar maximum (left) and from 2020-Jan-01 at solar minimum period (right). The images are constructed using a median stack of images over 100 min blocks to suppress noise and enhance the off-limb solar signal.

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