ichimoku trade : short position

it is ready to start a new downtrend and it was a good chance to sell it at 4130$ (flat kijunsen).
there is a big resistance at 4130$ to 4180$.
the most fall that we can see is to 2450$ that is far from reality.
stop loss:4200$ at start and after being in profit it change to breaking the kijunsen.