Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 39°C. We apply continuously 198°C heat to the field 0x5
What is the temperature (rounded to whole numbers) in the field 1x8 after 117 iterations according to the Gauss-Seidel iteration

Field in the beginning

39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939
39393939393939393939

Field after 4 iterations (rounded after 4th iteration)

5911121313131295
1016202223232320158
17262930303029262010
38454238363534302212
97806048423936322413
2781287554454138332513
101856451444037322412
43514842383633292111
2130313028272521158
91415151514131184

Temperature in field 1x8 after 117 iterations: