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 179°C heat to the field 0x8
What is the temperature (rounded to whole numbers) in the field 0x4 after 88 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)

1233333321
2456666542
3567787753
3678898863
4789999863
912121110109863
26262015121110863
7856342114119853
2399544221397642
71482614854321

Temperature in field 0x4 after 88 iterations: