Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 34°C. We apply continuously 175°C heat to the field 6x7
What is the temperature (rounded to whole numbers) in the field 8x9 after 141 iterations according to the Gauss-Seidel iteration

Field in the beginning

34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434

Field after 4 iterations (rounded after 4th iteration)

5810111112111084
814171920202018137
1017212425262523179
11192427282929272011
11202528303437342513
12202629354963533618
112025314782129895224
10182333591273011336427
81318264582128864922
471014243851402512

Temperature in field 8x9 after 141 iterations: