MONTHLY REPORT OF SUNSPOTS OBSERVATION September 2010 KWASAN OBSERVATORY Yamasina Kyoto Japan 115mm Refractor Seeing : 1-5 OBSERVER : M.Kamobe, S.Yagi Date Time(U.T.) N-Hemisphere S-Hemisphere Total 10g+f Seeing h m g f g f g f 1 1 0 2 11 0 0 2 11 31 4/5 2 3 1 0 4 16 0 0 4 16 56 3/5 4 5 6 1 25 3 11 0 0 3 11 41 3/5 7 2 0 1 3 0 0 1 3 13 2/5 8 9 1 30 0 0 0 0 0 0 0 1/5 10 0 40 0 0 0 0 0 0 0 4/5 11 12 13 0 50 0 0 1 7 1 7 17 1/5 14 1 50 0 0 1 7 1 7 17 2/5 15 2 10 0 0 1 4 1 4 14 1/5 16 4 45 0 0 1 13 1 13 23 2/5 17 1 0 0 0 2 19 2 19 39 2/5 18 19 20 21 2 15 0 0 2 4 2 4 24 2/5 22 1 30 1 3 2 5 3 8 38 1/5 23 24 25 4 15 1 16 1 4 2 20 40 1/5 26 27 0 45 2 18 1 2 3 20 50 3/5 28 3 35 1 13 1 1 2 14 34 2/5 29 1 15 2 15 0 0 2 15 35 1/5 30 Sum 17 106 13 66 30 172 472 (R) 16.2 11.5 27.8 27.8 Days 17