When a DARWIN's 1-day return curve is flat for the present time, then this DARWIN has no open positions right now.
When the market is open and a DARWIN's 1-day (1D) return curve is flat for the present time, then this DARWIN has no open positions right now.
The return curve is updated every 30 seconds, therefore if a DARWIN is in an open position, the return curve's 1D graph should be moving at least every 30 seconds.
Check out the open hours for the assets that a DARWIN can trade