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Table 2.
Early-time upper limits used in the afterglow fitting.
| Time | Frequency | Instrument | Upper limit |
|---|---|---|---|
| 0.57 | 9.7 × 109 | VLA | 144 |
| 0.70 | 1.2 × 1018 | NuSTAR | 7.3 × 10−4 |
| 1.44 | 1.0 × 1010 | VLA | 13.8 |
| 2.40 | 2.41 × 1017 | Chandra | 2.3 × 10−4 |
| 3.35 | 3 × 109 | VLA | 19 |
Notes. The times are given in days, the frequencies in Hz, and the upper limits in μJy. These upper flux limits are selected as the most constraining of all the early observations listed in the compilation by Makhathini et al. (2021).
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