Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 13°C. We apply continuously 193°C heat to the field 1x9
What is the temperature (rounded to whole numbers) in the field 7x9 after 140 iterations according to the Gauss-Seidel iteration

Field in the beginning

13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313
13131313131313131313

Field after 4 iterations (rounded after 4th iteration)

2344444432
3567888753
4689101010973
479101111111074
4810111212121084
4811121212121184
71517151413121184
203833241714121074
46996234201310853
7525888341696431

Temperature in field 7x9 after 140 iterations: