OPEN-SOURCE SCRIPT
RONBO USA Market Open PRO v1.0.0

The RONBO USA Market Open indicator automatically marks the official opening of the U.S. stock market at 09:30 AM New York time (Eastern Time) with a vertical line on your chart.
The indicator automatically handles Daylight Saving Time (DST) and works correctly for traders anywhere in the world, regardless of their local timezone. Whether you are trading from New York, London, Amsterdam, Tokyo or Sydney, the market open will always be displayed at the correct moment.
Features
✔ Marks the official U.S. market open (09:30 ET)
✔ Automatic Daylight Saving Time (DST) adjustment
✔ Works worldwide in every local timezone
✔ Customizable line color, style and thickness
✔ Clean, lightweight and fast
✔ Perfect for price action, liquidity and opening range analysis
Recommended Timeframes
For the most accurate results, this indicator is designed to be used on intraday charts up to and including the 1-hour timeframe.
Recommended:
1 Minute
3 Minutes
5 Minutes
15 Minutes
30 Minutes
45 Minutes
1 Hour
Why not higher timeframes?
On timeframes above 1 Hour (such as 2H, 4H, Daily or Weekly), there is no candle that starts exactly at 09:30 ET. As a result, TradingView cannot place the vertical line precisely at the official market opening.
For this reason, the indicator is optimized for 1-hour charts and lower, where the market open can be
The indicator automatically handles Daylight Saving Time (DST) and works correctly for traders anywhere in the world, regardless of their local timezone. Whether you are trading from New York, London, Amsterdam, Tokyo or Sydney, the market open will always be displayed at the correct moment.
Features
✔ Marks the official U.S. market open (09:30 ET)
✔ Automatic Daylight Saving Time (DST) adjustment
✔ Works worldwide in every local timezone
✔ Customizable line color, style and thickness
✔ Clean, lightweight and fast
✔ Perfect for price action, liquidity and opening range analysis
Recommended Timeframes
For the most accurate results, this indicator is designed to be used on intraday charts up to and including the 1-hour timeframe.
Recommended:
1 Minute
3 Minutes
5 Minutes
15 Minutes
30 Minutes
45 Minutes
1 Hour
Why not higher timeframes?
On timeframes above 1 Hour (such as 2H, 4H, Daily or Weekly), there is no candle that starts exactly at 09:30 ET. As a result, TradingView cannot place the vertical line precisely at the official market opening.
For this reason, the indicator is optimized for 1-hour charts and lower, where the market open can be
Skrip open-source
Dengan semangat TradingView yang sesungguhnya, pembuat skrip ini telah menjadikannya sebagai sumber terbuka, sehingga para trader dapat meninjau dan memverifikasi fungsinya. Salut untuk penulisnya! Meskipun Anda dapat menggunakannya secara gratis, perlu diingat bahwa penerbitan ulang kode ini tunduk pada Tata Tertib kami.
Pernyataan Penyangkalan
Informasi dan publikasi ini tidak dimaksudkan, dan bukan merupakan, saran atau rekomendasi keuangan, investasi, trading, atau jenis lainnya yang diberikan atau didukung oleh TradingView. Baca selengkapnya di Ketentuan Penggunaan.
Skrip open-source
Dengan semangat TradingView yang sesungguhnya, pembuat skrip ini telah menjadikannya sebagai sumber terbuka, sehingga para trader dapat meninjau dan memverifikasi fungsinya. Salut untuk penulisnya! Meskipun Anda dapat menggunakannya secara gratis, perlu diingat bahwa penerbitan ulang kode ini tunduk pada Tata Tertib kami.
Pernyataan Penyangkalan
Informasi dan publikasi ini tidak dimaksudkan, dan bukan merupakan, saran atau rekomendasi keuangan, investasi, trading, atau jenis lainnya yang diberikan atau didukung oleh TradingView. Baca selengkapnya di Ketentuan Penggunaan.