ocr: LASCO LASCO has observed a CME about every 1-2 days during the minimum phase. CMES occur less frequently during the minimum phase than they do at the maximum of solar activity. Under maximum activity 4-5 CMES per day is observed. The normal rate forLASCO I C3 images is typically 30 minutes (This is due to better compression schemes). A helical-shape 1998/06/02 13:31 orominence erupts from the Sun.
