Sunspot Observation
Nayoro Observatory
128mm Refractor  Canon EOS7D Herschel Prism+G540nm Filter
Observer  Fumitake Watanabe
Jun,2013
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                          
6                          
7                          
8 04 01 6 12 72 5 8 58 11 20 130 2  
9 05 31 7 23 93 6 12 72 13 35 165 2  
10 03 41 6 25 85 6 12 72 12 37 157 2  
11 05 40 6 16 76 6 7 67 12 23 143 1  
12                          
13                          
14 03 42 5 20 70 5 8 58 10 28 128 1  
15                          
16 04 34 4 23 63 2 5 25 6 28 88 2  
17 03 36 3 19 49 1 1 11 4 20 60 3  
18 00 03 2 11 31 1 2 12 3 13 43 2  
19                          
20                          
21                          
22 03 50 2 17 37 1 2 12 3 19 49 1  
23 03 45 3 18 48 1 1 11 4 19 59 3  
24 04 36 3 11 41 1 1 11 4 12 52 1  
25                          
26                          
27 04 01 5 16 66 1 8 18 6 24 84 1  
28 02 32 4 9 49 1 7 17 5 16 66 2  
29 04 16 4 4 44 1 1 11 5 5 55 1  
30                          
31                          
  Total 60 224 824 38 75 455 98 299 1279   R=k(10g+f)
  Mean   58.9     32.5     91.4   k=1
  obs day 14