Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 2°C. We apply continuously 150°C heat to the field 6x8
What is the temperature (rounded to whole numbers) in the field 0x8 after 58 iterations according to the Gauss-Seidel iteration

Field in the beginning

2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222
2222222222

Field after 4 iterations (rounded after 4th iteration)

0011111100
0111111110
1111121111
1112222211
1112222221
1122248753
11125162923136
1114164585532711
01272884232913814
001618448048249

Temperature in field 0x8 after 58 iterations: