Given that we can be positive that the Moon’s brightness has stayed really continuous over the goal, MISR’s images of the Moon can be utilized as a check of the tool’s calibration, permitting an independent verification of the treatments utilized to remedy the photos for any changes the cams have experienced over their lots of years in room. If changes in the electronic cameras’ actions to light aren’t correctly accounted for, the pictures caught by MISR would make it appear as if Earth were growing darker or lighter, which would toss off researchers’ efforts to characterize air contamination, cloud cover and Earth’s environment. Due to the fact that the spacecraft is frequently turning while these photos were taken, the images are “smeared” in the vertical instructions, creating an oval-shaped Moon.

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