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| Drift Rate (1) |
| Latitude (1) |
| Lines of Force (1) |
| Long Term Effects (1) |
| Magnetic Field Configurations (1) |
| Magnetic Poles (1) |
| Northern Hemisphere (1) |
| Polarity (1) |
| Solar Magnetic Field (1) |
| Temporal Distribution (1) |
Now showing items 1-10 of 1