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Fig. A.1.
SYNOP1 single-slit observations on 2007-01-06 at 15:47 UT across an active region. Top row: peak DN along the slit, from the 90 s exposures. Bottom row: line widths (FWHM) from the 30 and 90 s exposures. The dashed line indicate the instrumental FWHM as estimated within the EIS software.
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