MONTHLY REPORT OF SUNSPOTS OBSERVATION April 2020


KWASAN OBSERVATORY  Yamasina Kyoto Japan
115mm Refractor
Seeing : 1-5
OBSERVER : M.Kamobe,M.Teranishi,A.D.Kawamura,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
  2    1     40    1     2     0     0     0     0     1     2     12     3/5    K
  3    2     0     1     2     0     0     1     2     1     2     12     2/5    T
  4    1     15    1     2     0     0     0     0     1     2     12     4/5   YK
  5    1     17    0     0     0     0     0     0     0     0      0     3/5    I
  6    0     40    0     0     0     0     0     0     0     0      0     3/5   YK
  7    0     30    0     0     0     0     0     0     0     0      0     2/5    K
  8    0     50    0     0     0     0     0     0     0     0      0     1/5    T
  9    0     42    0     0     0     0     0     0     0     0      0     2/5    K
 10    2     50    0     0     0     0     0     0     0     0      0     1/5    T
 11    2     40    0     0     0     0     0     0     0     0      0     1/5    I
 12
 13
 14    0     40    0     0     0     0     0     0     0     0      0     2/5    K
 15    1     25    0     0     0     0     0     0     0     0      0     2/5   AK
 16    0     40    0     0     0     0     0     0     0     0      0     3/5    K
 17    1     46    0     0     0     0     0     0     0     0      0     1/5   AK
 18
 19
 20
 21
 22    5     46    0     0     0     0     0     0     0     0      0     4/5   AK
 23    0     30    0     0     0     0     0     0     0     0      0     3/5    K
 24
 25    2     40    0     0     0     0     0     0     0     0      0     4/5   YK
 26    0     50    0     0     0     0     0     0     0     0      0     1/5   YK
 27    5     10    0     0     2     4     2     4     2     4     24     3/5   YK
 28    0     23    0     0     2     4     2     4     2     4     24     3/5    K
 29
 30    0     30    0     0     1     4     1     4     1     4     14     3/5    K

            Sum    3     6     5     12    6     14                98          S:Sugiura
            (R)   1.7         3.0         3.5                     4.7          K: Kamobe
                                                                               H:Himoto
     Days    21                                                                A:Anan
                                                                               MH:Hagino
                                                                               AK:Kwamura
                                                                               T:Teranishi
                                                                               D:Deguchi
                                                                               I:Imatani
                                                                               YK:Kawabata