J-type thermocouple data	
Excerpt from NIST Monograph 175	
Revised to ITS-90	
emf(mV)	T(C)
-2.431	-50
-1.961	-40
-1.482	-30
-0.995	-20
-0.501	-10
0	0
0.507	10
1.019	20
1.537	30
2.059	40
2.585	50
3.116	60
3.65	70
4.187	80
4.726	90
5.269	100
5.814	110
6.36	120
6.909	130
7.459	140
8.01	150
8.562	160
9.115	170
9.669	180
10.224	190
10.779	200
11.334	210
11.889	220
12.445	230
13	240
13.555	250