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The present and expected relative expanded uncertainties (coverage factor k = 2) for calibrations of spectral irradiance E(λ) at typical wavelengths
| Wavelength (nm) | Present expanded uncertainty (%) | Expected expanded uncertainty (%) |
|---|---|---|
| 250 | 1.8 | 1.0 |
| 350 | 1.1 | 0.6 |
| 655 | 0.9 | 0.5 |
| 900 | 1.1 | 0.5 |
| 1600 | 1.4 | 0.5 |
| 2400 | 4.4 | 1.1 |
