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Fig. 3

image

Top panel: image (1024 × 1024 pixels) of Venus (dark circular subaperture) transiting the Sun (brighter areas) on June 5, 2012 as seen by the Hinode SOT/SP spectropolarimeter (total intensity Stoke parameter I) in the red filter centered at 6684.0 ± 0.1Å (red filter). The intensity range is 0.–2.7 × 103 DN pixel-1 s-1 (where DN is data number, Lites et al. 2013). The intensity plotted is the square root of the intensity to better display the “aureole”. Central panel: same figure as above with the contrast highly increased to fit the radius of the planet, yellow circle, with the procedure described in the text (Rfit = 274.91 pixels). The center of the Sun is located in southeast direction. Bottom panel: three-dimensional view of the images above. The contribution of the aureole is visible in the region just outside the solar disk.

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