Jan 29, 2026
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Asking Polaris for a Second Opinion on North
Star-Drift Compass Calibration CardsPolaris is 0.7 degrees off true north. My compass is worse. Tonight we're going to have a conversation.
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Fixed Stars Need Fixed Points
Fixed-Point Arithmetic 🔗 Star-Drift Compass Calibration CardsWhen navigating by starlight, every decimal place counts—and floating-point math wasn't precise enough for Apollo.