Alternate Definitions for coronagraph difference images

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Term: coronagraph difference images
Definition:

A method of subtracting a previous coronagraph image from a current image to find changes that have occurred between the time the two images were made. The subtraction removes much of the original background so that new changes are highlighted. The method is often applied to track the expansion and propagation of CMEs

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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