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Table 7
Elements considered in deriving the accuracy of the calibration.
| Type of uncertainty | Applies to | Method used to assess the accuracy | Referencel |
|
|
|||
| Absolute | |||
| Standard ............ | All sky | Propagation of WMAP errors | Sect. 5.1.1 |
| Zero level ............ | All sky | Comparison with WMAP values | Sect. 3.4 |
| Beam uncertainty ............ | All sky | GRASP model of the beams | Sect. 5.2.2 |
| Sidelobe convolution effect ............ | All sky | Simulations | Sect. 2.2 |
| Colour corrections ............ | Galactic areas | Comparison of ground/flight bandpass leakages | Sect. 2.3 |
| Relative | |||
| Statistical/algorithmical errors ..... | All sky | Simulations | Sect. 5.1 |
| Known systematics ............ | All sky | Simulations | Sect. 5.2 |
| Unknown systematics ............ | All sky | Null tests | Sect. 5.3 |
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