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Earth, Planets and Space
Fig. 2 | Earth, Planets and Space

Fig. 2

From: Utilization of a meteorological satellite as a space telescope: the lunar mid-infrared spectrum as seen by Himawari-8

Fig. 2

a–e Example images of quality level (QL) 1–5. QL of 1, 2, 3, 4, and 5 correspond to the Moon hidden more than half, cut by swath boundaries, hidden partly by the Earth, partly out of the scanned area, and fully captured, respectively. The images were retrieved from the band-13 data taken at 2015/04/01 00:40, 2016/10/26 12:00, 2016/11/23 09:30, 2016/12/09 23:20, and 2017/10/30 23:10. f The histogram of the number of QLs for each year from 2015 to 2021. The gray, black, green, blue, and red bars correspond to QL of 1, 2, 3, 4, and 5, respectively

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