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Table 3.
CME parameters obtained from the GCS fittings, necessary as an input for the Event 2 CME simulations.
| October 28, 2021 | |||||||
|---|---|---|---|---|---|---|---|
| Parameters | GCS1 | GCS2 | GCS3 | GCS4 | GCS5 | Mean | Stdev |
| Time in LASCO (UT) | 15:48:07 | 16:24:08 | 16:36:07 | 16:54:07 | 17:18:07 | – | – |
| Time in STA (UT) | 15:53:30 | 16:23:30 | 16:38:30 | 16:53:30 | 17:23:30 | – | – |
| Time at 0.1 AU (UT) | 19:06:47 | 18:19:00 | 18:48:00 | 18:58:00 | 18:45:00 | – | – |
| Latitude (°) | −25 | −29 | −39 | −42 | −44 | 35.6 | 8.6 |
| Longitude (°) | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 |
| Height (R⊙) | 3.5 | 7.0 | 8.4 | 9.7 | 12.3 | – | – |
| Half angle (°) | 49 | 49 | 49 | 49 | 49 | 49.0 | 0.0 |
| Tilt | 20.8 | 31.3 | 45.1 | 45.7 | 44.6 | 37.5 | 11.1 |
| Speed (km s−1) | 1130 | 1350 | 1080 | 1010 | 1010 | – | – |
| Day at 1 AU | October 30 | October 30 | October 31 | October 31 | October 31 | – | – |
| Time at 1 AU (UT) | 21:43:40 | 16:23:40 | 06:08:40 | 10:48:40 | 12:08:40 | – | – |
Notes. The time of observation 1 corresponds to the time of CME observations in the LASCO C2/C3 field of view, and the time of observation 2 to the CME observed by STEREO A/COR2.
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