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Intraday Momentum Index

By LuxAlgoMay 14, 2026

Intraday Momentum Index is an indicator on Vela, our next-generation charting platform, written in Pine Script®.

Static chart image

Intraday Momentum Index runs RSI arithmetic on candle bodies: bullish bodies stand in for gains, bearish bodies for losses, and the up-body total prints as a percentage of all body movement over the window. The result is the Intraday Momentum Index on a 0–100 scale (candlestick sentiment in oscillator form) drawn with dashed overbought and oversold levels, a dotted 50 midline, and a gradient fill that flips color with whichever side of the midline is in control.

How to Trade the Intraday Momentum Index?

  • Above the Overbought level: sessions have persistently closed above their opens; many traders act only on the curl back through the band, not the touch itself.
  • Below the Oversold level: the mirrored read: persistent selling into the close, with the cross back above the band as the classic exit trigger.
  • Midline crosses: crossing 50 marks the balance of bodies shifting between buyers and sellers, and both directions carry alerts.
  • Distance from 50: how lopsided recent sessions have been, a persistence read, not an automatic reversal call.

Because only open-to-close movement enters the sums, gaps contribute nothing: a market that gaps higher but keeps closing under its opens reads bearish here while a close-to-close oscillator reads bullish.

Intraday Momentum Index Settings

  • Length (default 14): lookback for the body sums, borrowed from RSI convention; shorter windows react faster but whipsaw more.
  • Overbought (default 70): the upper band; some traders widen it to 80 on volatile symbols.
  • Oversold (default 30): the lower band, widened to 20 by the same logic.
  • Gradient Fill (default enabled) plus the bullish, bearish, and level colors make up the style group.

Frequently Asked Questions

Free to use

Run it on Vela. Go further with a paid plan.

  • Up to 500 Custom Alerts, with webhook automation
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  • Orderflow lookback up to full history
  • More Quant usage to customize it, plus extra usage when you need it
  • Futures data alongside crypto, stocks, forex and commodities
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Original indicatorBuilt in-house by LuxAlgo

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