Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 31°C. We apply continuously 128°C heat to the field 4x5
What is the temperature (rounded to whole numbers) in the field 4x1 after 62 iterations according to the Gauss-Seidel iteration

Field in the beginning

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

Field after 4 iterations (rounded after 4th iteration)

4	7	9	10	10	11	10	9	7	4
7	12	15	17	19	19	19	16	12	6
9	15	19	24	28	28	26	22	16	8
10	17	25	37	49	45	37	29	20	10
10	20	35	63	100	73	51	36	24	12
11	24	47	99	228	109	63	41	26	13
11	23	41	71	108	80	56	39	25	12
10	19	31	47	60	53	43	32	21	11
7	14	21	29	34	33	29	22	15	7
4	7	10	14	16	16	14	11	8	4

Temperature in field 4x1 after 62 iterations:

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

4	7	9	10	10	11	10	9	7	4
7	12	15	17	19	19	19	16	12	6
9	15	19	24	28	28	26	22	16	8
10	17	25	37	49	45	37	29	20	10
10	20	35	63	100	73	51	36	24	12
11	24	47	99	228	109	63	41	26	13
11	23	41	71	108	80	56	39	25	12
10	19	31	47	60	53	43	32	21	11
7	14	21	29	34	33	29	22	15	7
4	7	10	14	16	16	14	11	8	4

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

4	7	9	10	10	11	10	9	7	4
7	12	15	17	19	19	19	16	12	6
9	15	19	24	28	28	26	22	16	8
10	17	25	37	49	45	37	29	20	10
10	20	35	63	100	73	51	36	24	12
11	24	47	99	228	109	63	41	26	13
11	23	41	71	108	80	56	39	25	12
10	19	31	47	60	53	43	32	21	11
7	14	21	29	34	33	29	22	15	7
4	7	10	14	16	16	14	11	8	4

31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31
31	31	31	31	31	31	31	31	31	31

4	7	9	10	10	11	10	9	7	4
7	12	15	17	19	19	19	16	12	6
9	15	19	24	28	28	26	22	16	8
10	17	25	37	49	45	37	29	20	10
10	20	35	63	100	73	51	36	24	12
11	24	47	99	228	109	63	41	26	13
11	23	41	71	108	80	56	39	25	12
10	19	31	47	60	53	43	32	21	11
7	14	21	29	34	33	29	22	15	7
4	7	10	14	16	16	14	11	8	4