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Why does the same chart look calm in days and wild in 15 minutes?
Posted 2026-10-27
We measured 169,159 Bitcoin candles since 2022: on 15 minutes, 62% moved less than one trade costs (fees + slippage, 0.14%); on one day, 9%. Trading from Zero, episode 2.
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What the video says
Last time: one candle is one day. But who decided it's a day? Why does the same chart look calm in days, and wild in 15 minutes?
Here is one day of Bitcoin: one candle. Cut the same day into hours: 24 candles. Into 15 minutes: 96 candles. Same prices, more detail. The time one candle covers is called the timeframe.
Now line up the 96 small candles by size. The amber band is what one trade costs: fees and slippage, in and out. 61 of these 96 candles fit inside it.
We measured 169,159 Bitcoin candles since 2022. On 15 minutes, 62% moved less than one trade costs. On one hour, 38%. On one day, only 9%.
Short timeframes are not wilder markets. They are tiny moves, often smaller than what a trade costs. That's called noise. Next: what is a trend, really?
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Backtest results, not financial advice.