Open Access
Table 2
Estimated values of the main sources of systematic uncertainties. See the text for a detailed explanation.
| Energy scale | |
| Atm. (VAOD) Atm. (seasonal) Optical eff. Reco. charge NSB (voltage-drop) NSB (RFs) |
5% <3% 5% (SST-1M-1) 6% (SST-1M-2) <4% <2% <2% |
| Total | <10% |
| Flux normalization (φ0) | |
| Energy scale Bkg. norm NSB MC and data diff. |
19% (stereo) 18% (SST-1M-1/2) ≈5% 10% 6% (stereo) 5% (SST-1M-1) 7% (SST-1M-2) |
| Total | 23% (stereo) 22% (SST-1M-1/2) |
| Spectral index (Γ) | |
| Energy scale Bkg. norm MC and data diff. |
<1% <1% (stereo), 2% (SST-1M-1/2) 3% (stereo, SST-1M-1) 6% (SST-1M-2) |
| Total | 3% (stereo) 4% (SST-1M-1) 6% (SST-1M-2) |
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