Table A.4
Predicted temporal decay slopes α for t > 0.4 days for various afterglow scenarios based on the measured spectral slopes βopt = 0.76 ± 0.14 and βX = 0.91 ± 0.30.
| Model | Optical | X-rays | s/σs,opt | s/σs,x |
|
|
||||
| Isotropic case | ||||
| ISM, ν < νc | 1.13 ± 0.21 | 1.37 ± 0.45 | -4.61 | −2.18 |
| ISM, ν > νc | 0.63 ± 0.21 | 0.87 ± 0.45 | -6.37 | −3.20 |
| Wind, ν < νc | 1.63 ± 0.21 | 1.87 ± 0.45 | -2.84 | −1.16 |
| Wind, ν > νc | 0.63 ± 0.21 | 0.87 ± 0.45 | -6.37 | −3.20 |
|
|
||||
| Jet with sideways expansion | ||||
| ν < νc | 2.50 ± 0.28 | 2.82 ± 0.60 | 0.21 | 0.62 |
| ν > νc | 1.50 ± 0.28 | 1.82 ± 0.60 | -2.75 | −0.97 |
| Jet without sideways expansion | ||||
| ν < νc | 1.88 ± 0.21 | 2.12 ± 0.45 | -1.96 | -0.64 |
| ν > νc | 1.38 ± 0.21 | 1.62 ± 0.45 | -3.73 | -1.67 |
Notes. Columns 4 and 5 give the difference between the predicted and the observed (α = 2.43 ± 0.19; the parameter α5 in Sect. 4.1) temporal decay slope, normalized to the square root of the sum of their quadratic errors, with 
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