Curve 47

Curve 47 1 °C Rt/R25 Ratio Table

Updated Nov 5, 2026

Download PDF R/T Specifications Calculator (XLSX)

North Star Sensors Curve 47

1 °C Ratio Table

To calculate the resistance value at a specific temperature point, multiply the corresponding Rt/R25 ratio by the resistance at 25 °C.

°C	Rt/R25
-50	83.379
-49	77.433
-48	71.946
-47	66.882
-46	62.205
-45	57.883
-44	53.887
-43	50.191
-42	46.771
-41	43.604
-40	40.671
-39	37.952
-38	35.431
-37	33.093
-36	30.923
-35	28.907
-34	27.035
-33	25.296
-32	23.678
-31	22.173
-30	20.773
-29	19.469
-28	18.255
-27	17.124
-26	16.069
-25	15.085
-24	14.167
-23	13.310
-22	12.510
-21	11.763
-20	11.065
-19	10.412
-18	9.8010
-17	9.2295
-16	8.6947
-15	8.1938
-14	7.7247
-13	7.2850
-12	6.8729
-11	6.4863
-10	6.1237

°C	Rt/R25
-10	6.1237
-9	5.7834
-8	5.4639
-7	5.1638
-6	4.8819
-5	4.6169
-4	4.3678
-3	4.1335
-2	3.9130
-1	3.7055
0	3.5102
1	3.3262
2	3.1529
3	2.9896
4	2.8356
5	2.6904
6	2.5534
7	2.4241
8	2.3021
9	2.1869
10	2.0780
11	1.9752
12	1.8780
13	1.7861
14	1.6992
15	1.6170
16	1.5392
17	1.4656
18	1.3959
19	1.3298
20	1.2673
21	1.2080
22	1.1518
23	1.0985
24	1.0480
25	1.0000
26	0.95449
27	0.91129
28	0.87027
29	0.83131
30	0.79430

°C	Rt/R25
30	0.79430
31	0.75912
32	0.72569
33	0.69390
34	0.66366
35	0.63490
36	0.60754
37	0.58149
38	0.55669
39	0.53308
40	0.51059
41	0.48916
42	0.46874
43	0.44928
44	0.43072
45	0.41302
46	0.39614
47	0.38003
48	0.36466
49	0.34999
50	0.33598
51	0.32260
52	0.30982
53	0.29761
54	0.28595
55	0.27479
56	0.26413
57	0.25394
58	0.24419
59	0.23486
60	0.22593
61	0.21738
62	0.20921
63	0.20137
64	0.19387
65	0.18669
66	0.17981
67	0.17321
68	0.16689
69	0.16083
70	0.15502

°C	Rt/R25
70	0.15502
71	0.14944
72	0.14410
73	0.13897
74	0.13404
75	0.12932
76	0.12478
77	0.12043
78	0.11625
79	0.11223
80	0.10837
81	0.10466
82	0.10110
83	0.097673
84	0.094379
85	0.091212
86	0.088166
87	0.085236
88	0.082417
89	0.079704
90	0.077093
91	0.074580
92	0.072160
93	0.069830
94	0.067586
95	0.065424
96	0.063342
97	0.061335
98	0.059401
99	0.057537
100	0.055740
101	0.054006
102	0.052335
103	0.050722
104	0.049167
105	0.047666
106	0.046219
107	0.044821
108	0.043472
109	0.042170
110	0.040913

°C	Rt/R25
110	0.040913
111	0.039699
112	0.038527
113	0.037394
114	0.036300
115	0.035243
116	0.034221
117	0.033233
118	0.032279
119	0.031356
120	0.030463
121	0.029600
122	0.028765
123	0.027958
124	0.027176
125	0.026420
126	0.025688
127	0.024980
128	0.024294
129	0.023630
130	0.022988
131	0.022365
132	0.021762
133	0.021178
134	0.020612
135	0.020064
136	0.019533
137	0.019017
138	0.018518
139	0.018034
140	0.017565
141	0.017110
142	0.016669
143	0.016241
144	0.015825
145	0.015423
146	0.015032
147	0.014652
148	0.014284
149	0.013927
150	0.013580