This is what I Get with -t 15.....

MINING STATUS:
11:33:32 Miner:"NvidiaNVNvidiaNV------------------" at 436.02 MH/s - Rounds: 75.78 G Found: 4

MY VALID BLOCKS FOUND: 4 Working time: 0d 00:03:00
11:32:22 Block:56975 NOnce:2331609238 Timestamp:1485516742 Miner:NvidiaNVNvidiaNV------------------                              
LOGS:
11:30:59 Info FOUND VALID NONCE!!! Timestamp:1485516659 Nonce:1045411143
11:30:59 Info Received response method:miner-submit JSON:{"result":{},"error":"Error: Proof of work is higher than target payload:
11:31:06 Info FOUND VALID NONCE!!! Timestamp:1485516667 Nonce:1607695376
11:31:06 Info Received response method:miner-submit JSON:{"result":{},"error":"Error: Proof of work is higher than target payload:
11:31:18 Update New miner values. Block 56975 Payload NvidiaNV
11:31:18 Info Updated MinerValuesForWork: Payload:NvidiaNVNvidiaNV------------------
11:32:02 Info FOUND VALID NONCE!!! Timestamp:1485516722 Nonce:1366376601
11:32:02 Info Received response method:miner-submit JSON:{"result":{},"error":"Error: Proof of work is higher than target payload:
11:32:22 Info FOUND VALID NONCE!!! Timestamp:1485516742 Nonce:2331609238
11:32:22 Info Received response method:miner-submit JSON:{"result":{},"error":"Error: Proof of work is higher than target payload: