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Fig. 7

image

Combined CLV and Ring correction as a function of time for all PEPSI wavelength ranges. The color and symbol code indicates the cross dispersers and their respective central wavelength in Å and is the same as in Fig. 4. The x-axis is time on January 21 in UT, the y-axis is the dimensionless combined correction factor. The umbral eclipse for Tycho lasted from UT 4:00 to UT 6:26.

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