30min Opening Range

Aug 17, 2021

Static chart image
Support and Resistance
Time Based

The 30min Opening Range indicator visualizes the high, low, and midpoint of the initial 30 minutes of a trading session alongside the previous day's high and low levels to assist in trend identification and breakout trading.

Usage

The Usage section describes how the script can be used. The Opening Range (OR) is established during the first 30 minutes of the trading session (default 09:30 - 10:00 EST). During this period, the range boundaries dynamically adjust; once the period concludes, the levels lock in place for the remainder of the session.

Traders often use these levels in several ways:

  • Breakout Trading: A sustained move above the Opening Range High (ORH) can signal bullish momentum, while a move below the Opening Range Low (ORL) suggests bearish sentiment.
  • Mean Reversion: The midpoint (ORM) can act as a magnet or a pivot point during range-bound market conditions.
  • Support/Resistance: The Previous Day's High and Low provide broader context for price action, acting as significant historical support or resistance levels.

Details

The script utilizes session-based logic to track price extremes. It monitors the "Opening Range Time" to define the intraday boundaries and uses a separate "Regular Session Time" to calculate the high and low of the prior session. The visual output includes a shaded area representing the full 30-minute range, making it easy to identify the "volatility zone" of the morning.

Settings

  • Opening Range Time (EST): Defines the specific time window used to calculate the opening range (default is 09:30-10:00).
  • Regular Session Time (EST): Defines the full session duration used to determine the daily high and low. This can be adjusted for futures or extended hours (e.g., 18:00-16:55 for a full 24-hour cycle).

FAQ

How do I use the Opening Range for entries?

Many traders wait for a candle to close outside the 30-minute range to confirm a breakout, using the midpoint or the opposite side of the range as a stop-loss level.

Can I use this for different timeframes?

Yes, the script is designed to work on intraday timeframes (like 1m, 5m, or 15m) to visualize the 30-minute range development accurately.

How can I access this tool?

You can get access on the LuxAlgo Library for charting platforms like TradingView, MetaTrader (MT4/MT5), and NinjaTrader for free.

Free access on the following platforms
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