Fast Stochastic %K forecast vs outcome — Micro E-mini Nasdaq 100, 1-minute chart, September 15, 2026

Educational reference. Data covers September 15, 2026, 7:18 PM to 7:47 PM ET. This window has closed; every value below already printed.

On September 15, 2026 at 7:18 PM ET, Fast Stochastic %K on the Micro E-mini Nasdaq 100 1-minute chart read 19.802. The model projected the next 30 bars from that point. The window ran to 7:47 PM ET and has since closed, so the projection and the outcome can be placed side by side.

What was projected

12.952.9192.92Sep 15, 7:18 PM ET7:47 PM ET
Projected Fast Stochastic %K path, 30 bars from 7:18 PM ET. Dashed line marks the reading at the start of the window.

What actually printed

12.952.9192.92Sep 15, 7:18 PM ET7:47 PM ET
Recorded Fast Stochastic %K values over the same 30 bars.

The two paths, side by side

Reading at 7:18 PM ET19.802
Projected value at 7:47 PM ET51.4248
Actual value at 7:47 PM ET42.5
Projected change across the window+31.6228
Actual change across the window+22.698
Bars moving the same direction21 of 29
Bars on the projected side of the opening reading27 of 30
Projected move relative to actual1.39×

Reading this window

The projection called for Fast Stochastic %K to rise across the window, and it rose. The projection overshot: it called for 1.39 times the distance the market actually travelled. Bar to bar, 72% of the moves ran the same way as the projection, and 27 of the 30 bars finished on the projected side of the opening reading. One window is a single observation, not a pattern; it is published here so the projection and the outcome can be checked against each other.

How the window developed

The two paths were closest at bar 20 (7:37 PM ET), where they sat 1.15426 apart, and furthest at bar 10 (7:28 PM ET) with a gap of 48.0499. The largest single-bar change in the recorded values came at bar 5 (7:23 PM ET), a move of +39.0323. The projected and recorded paths crossed at least once inside the window.

Bar-by-bar read-out

Six points sampled across the 30 bars, showing the projected value, the value that printed, and the difference between them.

BarTime (ET)ProjectedRecordedDifference
17:19 PM34.620615.8416-18.779
67:24 PM45.434188.4615+43.0275
127:30 PM53.272596.9388+43.6663
187:36 PM53.327181.5534+28.2263
247:42 PM51.526395.8333+44.307
297:47 PM51.424842.5-8.92477

About Fast Stochastic %K on a 1-minute chart

The fast Stochastic applies less smoothing than the standard version, so it turns sooner and moves more sharply. On the 1-minute timeframe a 30-bar projection covers 30 minutes of trading, so the window above describes 30 minutes of Micro E-mini Nasdaq 100 activity rather than a single print.

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Trading involves risk. Past performance and model projections do not guarantee future results. This page is a record of one closed window, published for educational reference, and is not financial advice or a recommendation to buy or sell any instrument.