No reward! I had left the pool and then the pool found a block.

We use the PPLNS reward system. Pool checks how many shares you've sent from the last N shares of the pool and makes the payouts based on that value. For EthereumPoW 300 000 last shares are taken into account (Read more). If your share percentage is 0% then you get 0 rewards. Unfortunately...

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2CryptoCalc mining profit calculator: https://2cryptocalc.com/