Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 17°C. We apply continuously 191°C heat to the field 7x6
What is the temperature (rounded to whole numbers) in the field 2x1 after 129 iterations according to the Gauss-Seidel iteration

Field in the beginning

17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17

Field after 4 iterations (rounded after 4th iteration)

2	4	5	5	6	6	6	5	4	2
4	7	8	9	10	10	10	9	7	3
5	8	11	12	13	13	13	12	9	5
5	9	12	13	14	15	17	21	17	9
6	10	13	14	15	20	34	48	37	19
6	10	13	15	18	34	71	122	77	35
6	10	13	15	23	50	123	312	128	50
5	9	11	14	21	41	81	131	84	39
4	7	9	10	15	26	45	60	46	24
2	3	4	5	8	13	20	24	20	11

Temperature in field 2x1 after 129 iterations:

17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17

2	4	5	5	6	6	6	5	4	2
4	7	8	9	10	10	10	9	7	3
5	8	11	12	13	13	13	12	9	5
5	9	12	13	14	15	17	21	17	9
6	10	13	14	15	20	34	48	37	19
6	10	13	15	18	34	71	122	77	35
6	10	13	15	23	50	123	312	128	50
5	9	11	14	21	41	81	131	84	39
4	7	9	10	15	26	45	60	46	24
2	3	4	5	8	13	20	24	20	11

17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17

2	4	5	5	6	6	6	5	4	2
4	7	8	9	10	10	10	9	7	3
5	8	11	12	13	13	13	12	9	5
5	9	12	13	14	15	17	21	17	9
6	10	13	14	15	20	34	48	37	19
6	10	13	15	18	34	71	122	77	35
6	10	13	15	23	50	123	312	128	50
5	9	11	14	21	41	81	131	84	39
4	7	9	10	15	26	45	60	46	24
2	3	4	5	8	13	20	24	20	11

17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17
17	17	17	17	17	17	17	17	17	17

2	4	5	5	6	6	6	5	4	2
4	7	8	9	10	10	10	9	7	3
5	8	11	12	13	13	13	12	9	5
5	9	12	13	14	15	17	21	17	9
6	10	13	14	15	20	34	48	37	19
6	10	13	15	18	34	71	122	77	35
6	10	13	15	23	50	123	312	128	50
5	9	11	14	21	41	81	131	84	39
4	7	9	10	15	26	45	60	46	24
2	3	4	5	8	13	20	24	20	11