MONTHLY REPORT OF SUNSPOTS OBSERVATION April 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     56    3     3     3     4     3     3     6     7     67     4/5   YK
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17    3     0     2     16    6     27    5     34    8     43    123    1/5    K
 18
 19
 20    0     50    2     14    4     10    4     21    6     24    84     1/5    K
 21    1     0     1     19    4     10    4     28    5     29    79     3/5    T
 22    1     38    1     9     4     7     1     1     5     16    66     2/5    I
 23    2     25    1     8     4     6     0     0     5     14    64     3/5   YK
 24
 25
 26
 27
 28    2     15    3     10    3     22    4     28    6     32    92     3/5    T
 29
 30

            Sum    13    79    28    86    21   115                575
            (R)  29.9        52.3        46.4                     82.1

     Days    7                                                                 S:Sugiura
                                                                               K: Kamobe
                                                                               H:Himoto
                                                                               A:Anan
                                                                               MH:Hagino
                                                                               AK:Kwamura
                                                                               T:Teranishi
                                                                               D:Deguchi
                                                                               I:Imatani
                                                                               YK:Kawabata