Open Access
Table 1
Characteristics of four CMEs from SOHO/LASCO C2.
| No. | Halo type | Start time (UT) | Central PA (°) | Angular width (°) | Linear speed (km/s) |
|---|---|---|---|---|---|
| (a) | Type II | 2021/11/01/UT 02:00:06 | 201 | 274 | 753 |
| (b) | 2021/11/01/UT 18:24:05 | 228 | 116 | 461 | |
| (c) | 2021/11/01/UT 21:24:05 | 246 | 162 | 830 | |
| (d) | Type IV | 2021/11/02/UT02:48:05 | Halo | 360 | 1473 |
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