From the
flight log
Notes from the ground segment. Mostly engineering, occasionally a decision we regret.
What actually costs the twelve minutes
Downlink is the easy part. We spent a year on the four steps between a raw pass and a tile you can read.
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Cloud masks are a product decision
A mask that is too eager throws away good data. One that is too permissive poisons a model. Where we landed, and why.
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Twenty-one years, one schema
Rewriting two decades of archive into a single field layout was the least glamorous thing we have shipped, and the most used.
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