Microsoft PowerPoint - L5 Magnetometer
the solar wind in-situ The Parker spiral Image credit: I. Mueller-Wodarg There are different types of solar wind • Fast solar wind (v≈750km/s) comes from coronal holes • At solar minimum, polar coronal holes dominate flow – fast wind over the Sun’s poles • Slower (v≈400 km/s), denser (≈2x) and more