Sunspot Observation
Nayoro Observatory
128mm Refractor  Canon EOS7D Herschel Prism+G540nm Filter
Observer  Fumitake Watanabe
Oct,2017
Date Time(UT)   North     South     Total   Seeing memo
Day h m g f R g f R g f R    
1 03 29 1 5 15 2 2 22 3 7 37 2  
2                          
3                          
4                          
5                          
6                          
7 04 27 1 1 11 0 0 0 1 1 11 2  
8                          
9                          
10                          
11                          
12                          
13                          
14                          
15                          
16                          
17 04 39 0 0 0 0 0 0 0 0 0 1  
18                          
19                          
20 03 38 0 0 0 0 0 0 0 0 0 3  
21 00 00 0 0 0 0 0 0 0 0 0 3  
22                          
23                          
24 04 16 1 2 12 1 1 11 2 3 23 1  
25                          
26 03 39 1 2 12 1 1 11 2 3 23 2  
27 03 30 1 2 12 1 1 11 2 3 23 2  
28                          
29                          
30                          
31                          
  Total 5 12 62 5 5 55 10 17 117   R=k(10g+f)
  Mean     7.8     6.9     14.6   k=1
  obs day 8