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Table 2.
Summary of the parameters used to initialize the CMEs in EUHFORIA simulations, together with the methods and sources used to derive each of them.
| Parameter at 0.1 au | CME1 | CME2 | Source/Method |
|---|---|---|---|
| Time on June 2020 | 4 00:00 UT | 4 18:00 UT | DBEM back-extrapolation based on Solar Orbiter/MAG data |
| Speed | 200 km s−1 | 200 km s−1 | DBEM back-extrapolation based on Solar Orbiter/MAG data |
| Half width | 30° | 30° | Typical for slow CMEs |
| Longitude | 45° | 45° | Directed towards Solar Orbiter |
| Latitude | 5° | 5° | Directed towards Solar Orbiter |
| Chirality | +1 | −1 | Solar Orbiter/MAG data (Sect. 2) |
| Orientation (flux rope type) | SWN | SEN | Solar Orbiter/MAG data (Sect. 2) |
| Toroidal magnetic flux | 1013 Wb | 1013 Wb | Typical for slow CMEs |
| Observed arrival time on June 2020 | 7 ∼ 00:00 UT | 8 ∼ 00:00 UT | Solar Orbiter/MAG data |
| Predicted arrival time on June 2020 | 6 ∼ 08:00 UT | 6 ∼ 23:00 UT | EUHFORIA time series at Solar Orbiter |
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