Short re-entry on GBPCAD I Double Top

Hi guys, after failure in the previous double top. I've spotted a new double top setup that can be a re-entry to this trade.

Here are my analysis.

Сделка закрыта: достигнута стоп-лосс цена:

It just hit my SL but back to my favor. In this situation, how you guys determine your SL? probably my SL is too tight, right?