Sunspot Observation
Nayoro Observatory
128mm Refractor  Canon EOS7D Herschel Prism+G540nm Filter
Observer  Fumitake Watanabe
May,2011
Date Time(UT)   North     South     Total   Seeing memo
Day h m g f R g f R g f R    
1                          
2                          
3                          
4                          
5 08 00 6 10 70 0 0 0 6 10 70 2  
6 01 00 4 11 51 0 0 0 4 11 51 3    
7                          
8 02 57 4 8 48 0 0 0 4 8 48 2  
9                          
10                          
11                          
12                          
13                          
14                          
15 03 42 3 7 37 1 6 16 4 13 53 4  
16 02 02 1 5 15 3 14 44 4 19 59 4  
17                          
18 03 14 1 1 11 2 8 28 3 9 39 5  
19 06 07 0 0 0 3 5 35 3 5 35 4  
20                          
21                          
22                          
23 05 04 1 4 14 1 1 11 2 5 25 4  
24 02 27 0 0 0 1 1 11 1 1 11 5  
25                          
26 03 32 1 1 11 2 5 25 3 6 36 2  
27                          
28 04 11 2 11 31 2 10 30 4 21 61 5  
29 03 51 3 10 40 2 8 28 5 18 68 2  
30 08 19 5 11 61 2 9 29 7 20 90 1  
31 00 56 5 12 62 2 23 43 7 35 105 4  
  Total 36 91 451 21 90 300 57 181 751   R=k(10g+f)
  Mean     32.2     21.4     53.6   k=1
  obs day 14