Seiko LTPH245 Technical Reference page 38

Table 3-11 Temperature and Thermistor Resistance
Temperature Thermistor
(C) Resistance (k)
-40
-35
-30
-25
-20
-15
-10
-5
0
5
10
15
20
25
30
35
Temperature
375.54
275.40
204.55
153.76
116.89
89.82
69.71
54.61
43.17
34.42
27.66
22.40
18.27
15.00
12.40
10.31
3-25
Thermistor
(C) Resistance (k)
40
45
50
55
60
65
70
75
80
85
90
95
100
8.63
7.26
6.14
5.22
4.46
3.83
3.30
2.86
2.48
2.17
1.90
1.67
1.47