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 189°C heat to the field 7x1
What is the temperature (rounded to whole numbers) in the field 3x1 after 124 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)

234472152985724
3568154111129711743
468101736751257936
47911162745604624
481011142028332715
481011131619211710
48101112141515127
479101111121195
3577888863
2334444431

Temperature in field 3x1 after 124 iterations: