Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 10°C. We apply continuously 186°C heat to the field 8x1
What is the temperature (rounded to whole numbers) in the field 1x4 after 41 iterations according to the Gauss-Seidel iteration

Field in the beginning

10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010
10101010101010101010

Field after 4 iterations (rounded after 4th iteration)

12333619509246
24567133910728697
3567815337011560
367891324405232
367891217232617
36899111315159
36789101111106
3578899874
2456666642
1233333321

Temperature in field 1x4 after 41 iterations: