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Table 2.
Model name, its corresponding row number and the seven key parameters for the 21 cm signals from the 21cmGEM code.
| Model | #r | f* | Vc (km s−1) | fX | τ/10−2 | α | υmin (keV) | Rmfp (Mpc) |
|---|---|---|---|---|---|---|---|---|
| A | 821 | 5 × 10−3 | 76.5 | 10−3 | 7.8120867 | 1 | 0.3 | 20 |
| B | 1494 | 0.5 | 4.2 | 10−3 | 6.2411525 | 1.3 | 0.1 | 40 |
| C | 1394 | 1.2584272 × 10−2 | 8.5060319 | 4.6333723 | 7.5685575 | 1.5 | 3 | 49 |
| D | 1291 | 0.17854233 | 66.365130 | 4.2258934 | 6.5817279 | 1.3 | 3 | 11 |
| E | 376 | 0.5 | 24.2 | 10−5 | 6.6450808 | 1.5 | 0.2 | 35 |
| F | 2168 | 6.9054805 × 10−3 | 32.431833 | 0.22365493 | 4.7274618 | 1 | 0.1 | 12.976633 |
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