MONTHLY REPORT OF SUNSPOTS OBSERVATION February 2011


KWASAN OBSERVATORY  Yamasina Kyoto Japan
115mm Refractor
Seeing : 1-5
OBSERVER : M.Kamobe, S.Yagi, Y.Yamanaka


  Date   Time(U.T.) N-Hemisphere  S-Hemisphere  Total        10g+f   Seeing
           h    m     g      f      g      f      g    f
    1      1    10    0      0      1      8      1    8      18      2/5
    2      5    0     0      0      1      8      1    8      18      2/5
    3      0    50    0      0      1      4      1    4      14      3/5
    4      0    50    1      1      2      6      3    7      37      3/5
    5
    6
    7
    8      2    5     1      2      0      0      1    2      12      2/5
    9
   10
   11
   12
   13
   14
   15      4    45    2      4      1      10     3    14     44      2/5
   16      1    0     2      12     1      15     3    27     57      4/5
   17      2    30    1      9      1      22     2    31     51      3/5
   18      5    15    3      21     1      14     4    35     75      3/5
   19
   20
   21      2    50    3      18     0      0      3    18     48      1/5
   22      1    0     3      19     0      0      3    19     49      4/5
   23      1    0     3      11     0      0      3    11     41      3/5
   24      1    10    2      3      0      0      2    3      23      2/5
   25      4    30    0      0      0      0      0    0       0      1/5
   26      2    5     1      2      0      0      1    2      12      1/5
   27
   28





               Sum    22    102     9      87    31   189     499
               (R)  21.5          11.8          33.3         33.3

         Days   15