AAVSO Sudden Ionospheric Disturbance Report Observer: A118 Station: HO23 40 150702 1526 1600 1530 2 4HO23 A118 40 150703 0909 1000 0918 2+ 4HO23 A118 40 150703 1115 1200 1124 2 2HO23 A118 40 150703 1250 1345 1251 2+ 5HO23 A118