Open Access
Table 5.
ICME speeds at 1 AU: (col. 1) proxy used to infer the ICME speed, (col. 2) mean error value and its standard deviation, and (col. 3) mean absolute error value and its standard deviation.
| Proxies | Errors with respect to ICME speed |
|
|---|---|---|
| ΔV [km s−1] | |ΔV| [km s−1] | |
| (1) | (2) | (3) |
| Acceleration: equation (3) | ||
| Fluence at 9 GHz | 196 ± 243 | 250 ± 181 |
| SXR fluence | 202 ± 236 | 264 ± 155 |
| Coronographic speed | 870 ± 1049 | 878 ± 1041 |
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