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Blast from the past

Astroimager Adam Block explains how to search your images for new discoveries.
RELATED TOPICS: ASTROIMAGING
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What’s the first thing you do with CCD images you collect? Most likely, calibrating the images using biases, darks, and flats. But then what? It may not even seem like a step in the procedural list, but the answer is to simply examine the images. With disciplined attention to detail and a little luck, the universe can reward you in surprising ways.

With today’s technology we can capture many mysteries we have yet to discover in our images. The first time I examine a set of images, I am either looking for artifacts or images I can safely throw out.

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