A trading day begins at 17:00:00 New York Time and ends at 16:59:59 New York Time the following day.
This timing is used for rules such as Daily Drawdown and Minimum Profitable Days.
Example: a trade opened on Monday at 18:00 New York Time belongs to the trading day that started Monday at 17:00 New York Time and ends Tuesday at 16:59:59 New York Time.
Related Terms: Sections 7.3, 7.17