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Fig. 1


Prominence observed on September 24, 2013 at 12:22 UT. Top panel: Hα image from the MSDP instrument operating on the Solar Tower in Meudon. Middle panel: SDO/AIA 193 Å image. The prominence in 193 Å  is observed in absorption. Bottom panel: Hα Doppler shift map. The tornado is in the red box, which corresponds to the field of view of the top panels of Figs. 47. The white box indicates the part of the prominence observed by IRIS (Schmieder et al. 2014b).

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