OPEN-SOURCE SCRIPT
Pre-London & London Session (Auto DST) MMM

This indicator automatically marks the Pre-London and London Open sessions for any trading day, with full U.S. Daylight Saving Time (DST) adjustment.
It’s ideal for traders backtesting Gold (XAUUSD) or other pairs sensitive to London liquidity, as it dynamically shifts between UTC-4 and UTC-5 to stay perfectly aligned with institutional session timing.
Features:
🕑 Auto-detects whether the date falls under U.S. Daylight or Standard Time
🟧 Highlights Pre-London session (2 a.m.–3 a.m. EDT / 1 a.m.–2 a.m. EST)
🟩 Highlights London session (3 a.m.–5 a.m. EDT / 2 a.m.–4 a.m. EST)
⚙️ No manual adjustments needed — fully automatic for any backtest date
📈 Perfect for ICT, Smart Money, and liquidity-based session strategies
Recommended settings:
Chart timezone: New York
Works on all symbols and timeframes
It’s ideal for traders backtesting Gold (XAUUSD) or other pairs sensitive to London liquidity, as it dynamically shifts between UTC-4 and UTC-5 to stay perfectly aligned with institutional session timing.
Features:
🕑 Auto-detects whether the date falls under U.S. Daylight or Standard Time
🟧 Highlights Pre-London session (2 a.m.–3 a.m. EDT / 1 a.m.–2 a.m. EST)
🟩 Highlights London session (3 a.m.–5 a.m. EDT / 2 a.m.–4 a.m. EST)
⚙️ No manual adjustments needed — fully automatic for any backtest date
📈 Perfect for ICT, Smart Money, and liquidity-based session strategies
Recommended settings:
Chart timezone: New York
Works on all symbols and timeframes
开源脚本
本着TradingView的真正精神,此脚本的创建者将其开源,以便交易者可以查看和验证其功能。向作者致敬!虽然您可以免费使用它,但请记住,重新发布代码必须遵守我们的网站规则。
免责声明
这些信息和出版物并不意味着也不构成TradingView提供或认可的金融、投资、交易或其它类型的建议或背书。请在使用条款阅读更多信息。
开源脚本
本着TradingView的真正精神,此脚本的创建者将其开源,以便交易者可以查看和验证其功能。向作者致敬!虽然您可以免费使用它,但请记住,重新发布代码必须遵守我们的网站规则。
免责声明
这些信息和出版物并不意味着也不构成TradingView提供或认可的金融、投资、交易或其它类型的建议或背书。请在使用条款阅读更多信息。