Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 7°C. We apply continuously 185°C heat to the field 0x5
What is the temperature (rounded to whole numbers) in the field 9x2 after 52 iterations according to the Gauss-Seidel iteration

Field in the beginning

7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777

Field after 4 iterations (rounded after 4th iteration)

1222222221
2444444431
81097665542
26251813977642
805834201397642
249102482515108652
8463382315108652
313325171297642
13161411875431
5765433211

Temperature in field 9x2 after 52 iterations: