Open Access
Table 1.
Upstream plasma and shock parameters provided in the IP shock database of the University of Helsinki and used in the SOLPACS simulations.
| Parameter | In database | In simulations |
|---|---|---|
| Ambient plasma density, n [cm−3] | 3.99 ± 1.10 | 3.99 |
| Upstream Alfvén speed, VA [km s−1] | 66 ± 8 | 64 |
Alfvénic Mach number of the shock,  |
3.1 ± 1.8 | 3.1 |
| Shock-normal angle, θBn [°] | 16 ± 60 | 16 |
| Upstream plasma beta, β | 0.9 ± 0.4 | 0.5 |
| Gas compression ratio of the shock, r | 3.18 ± 1.05 | 3.34 |
| Magnetic compression ratio of the shock, rB | 1.69 ± 0.76 | 1.56 |
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