MONTHLY REPORT OF SUNSPOTS OBSERVATION December 2023


KWASAN OBSERVATORY  Yamasina Kyoto Japan
115mm Refractor
Seeing : 1-5
OBSERVER : M.Kamobe,M.Teranishi,E.Imatani,Y.Kawabata


Date Time(U.T.)  N-HemisphereS-HemisphereDisc Center Total        10g+f Seeing Observer
       h     m     g     f     g     f     g     f     g     f
  1    1     15    2     4     7     22    2     17    9     26    116    2/5    T
  2    5     40    3     5     5     15    1     1     8     20    100    3/5   YK
  3    1     6     3     4     6     13    3     3     9     17    107    2/5   YK
  4    1     40    2     6     7     22    5     19    9     28    118    3/5    K
  5
  6    3     0     4     15    5     27    6     35    9     42    132    3/5    T
  7    1     0     4     18    5     17    4     20    9     35    125    3/5    K
  8    1     15    3     23    4     17    0     0     7     40    110    3/5    T
  9    1     20    3     10    5     16    2     9     8     26    106    3/5    I
 10    1     12    3     17    4     10    2     16    7     27    97     3/5   YK
 11    0     45    4     22    4     8     3     21    8     30    110    3/5    K
 12
 13    1     30    4     21    3     4     5     23    7     25    95     1/5    T
 14    1     15    6     24    3     10    4     4     9     34    124    1/5    K
 15
 16
 17    4     57    2     3     2     15    1     14    4     18    58     2/5    I
 18    1     0     5     9     4     14    3     12    9     23    113    1/5    K
 19    0     40    5     12    3     13    2     12    8     25    105    1/5    K
 20    1     45    5     26    4     19    2     16    9     45    135    2/5    T
 21    1     0     6     27    3     18    4     30    9     45    135    2/5    K
 22    3     30    7     32    4     18    5     37    11    50    160    1/5    T
 23    0     52    5     33    3     7     4     21    8     40    120    3/5    I
 24    4     6     5     17    3     8     4     16    8     25    105    2/5   YK
 25    1     5     5     18    2     6     5     20    7     24    94     2/5    K
 26    0     55    5     16    3     11    4     18    8     27    107    4/5    K
 27
 28    0     45    3     15    4     10    3     11    7     25    95     4/5    K
 29
 30
 31

            Sum    94   377    93   320    74   375               2567
            (R)  57.3        54.3        48.5                    111.6

     Days    23                                                                S:Sugiura
                                                                               K: Kamobe
                                                                               H:Himoto
                                                                               A:Anan
                                                                               MH:Hagino
                                                                               AK:Kwamura
                                                                               T:Teranishi
                                                                               D:Deguchi
                                                                               I:Imatani
                                                                               YK:Kawabata