Open Access

Table 13

Values of the coefficients of the uncertainty amplitudes (°C).

  T28 T41 T56 T68
ak 1.5 3.1 3.6 2.5
bk 4.1 1.2 ‑3.1 ‑5.1
ck best estimate 16.0 12.5 13.8 17.0
ck upper bound 18.0 16.0 17.0 21.5

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