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Fig. 3 | Earth, Planets and Space

Fig. 3

From: Initial products of Akatsuki 1-μm camera

Fig. 3

Image acquisition status for Dec. 2015–Dec. 2016. Each box represents 1 month. The vertical axis is for the number of available images, and the horizontal for the day in a month. Dayside is shown by gray and nightside by black vertical bars. A set of three nightside images are taken nearly simultaneously, and the black bar indicates total number of nightside images, so that one-third of the black bars belongs to one wavelength. The 10-day periodicity seen is due to Akatsuki’s orbital motion, and nightside images are concentrated around periapsis

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