MONTHLY REPORT OF SUNSPOTS OBSERVATION March 2010 KWASAN OBSERVATORY Yamasina Kyoto Japan 115mm Refractor Seeing : 1-5 OBSERVER : M.Kamobe, T.Tomioka, S.Yagi Date Time(U.T.) N-Hemisphere S-Hemisphere Total 10g+f Seeing h m g f g f g f 1 2 3 4 5 1 1 0 0 1 1 11 1/5 4 5 6 7 8 1 15 0 0 0 0 0 0 0 2/5 9 10 11 1 15 1 2 1 1 2 3 23 2/5 12 7 5 1 7 0 0 1 7 17 2/5 13 14 7 15 1 17 0 0 1 17 27 2/5 15 16 2 30 1 7 0 0 1 7 17 2/5 17 0 45 1 6 0 0 1 6 16 1/5 18 1 20 1 5 0 0 1 5 15 2/5 19 4 10 1 1 0 0 1 1 11 1/5 20 21 22 23 24 25 26 2 40 1 6 0 0 1 6 16 1/5 27 28 29 0 45 1 9 1 1 2 10 30 1/5 30 0 50 1 8 1 1 2 9 29 2/5 31 Sum 11 69 3 3 14 72 212 (R) 14.9 2.8 17.7 17.7 Days 12