AAVSO Sudden Ionospheric Disturbance Report Observer: A118 Station: AA24 -- 130107 0848 0910 0852 1 1BZ20 A118 -- 130107 0850 0910 0852 1 1HO23 A118 40 130107 0846 0910 0852 1 2AA24 A118 -- 130107 0845 0910 0852 1 2BB27 A118 -- 130107 0846 0910 0852 1 2SY46 A118 40 130110 1600 1620 1603 1 1AA24 A118 40 130110 1735 1802 1744 1+ 1AA24 A118 40 130113 1550 1603 1552 1- 2AA24 A118 -- 130113 1550 1603 1552 1- 2SY46 A118