Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 19°C. We apply continuously 117°C heat to the field 6x6
What is the temperature (rounded to whole numbers) in the field 1x1 after 98 iterations according to the Gauss-Seidel iteration

Field in the beginning

19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919

Field after 4 iterations (rounded after 4th iteration)

3456666642
489111111111074
59121314141513105
611131516182119147
6111416202938322111
6111418295283573315
61115213883200884318
6101319325788613516
471014213343352311
245711151816115

Temperature in field 1x1 after 98 iterations: