Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 22°C. We apply continuously 163°C heat to the field 3x1
What is the temperature (rounded to whole numbers) in the field 0x9 after 139 iterations according to the Gauss-Seidel iteration

Field in the beginning

22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222
22222222222222222222

Field after 4 iterations (rounded after 4th iteration)

61948885530171173
1237100263110543019126
12347011680513323157
1126456153413123168
920303837332822168
816232728272521158
814192224242219147
712161819201917126
5912131414141294
3567787642

Temperature in field 0x9 after 139 iterations: