Sunspot Observation
Nayoro Observatory
128mm Refractor  Canon EOS7D Herschel Prism+G540nm Filter
Observer  Fumitake Watanabe
Jun,2020
Date Time(UT) North South Total Seeing memo
Day h m g f R g f R g f R    
1                          
2                          
3                          
4 04 17 0 0 0 0 0 0 0 0 0 1  
5                          
6 04 48 0 0 0 0 0 0 0 0 0 1  
7 04 03 0 0 0 0 0 0 0 0 0 3  
8 03 29 0 0 0 0 0 0 0 0 0 2  
9                          
10 03 31 0 0 0 0 0 0 0 0 0 1  
11                          
12 04 30 0 0 0 0 0 0 0 0 0 4  
13                          
14                          
15 03 39 0 0 0 0 0 0 0 0 0 2  
16 01 15 0 0 0 0 0 0 0 0 0 3 AM
17 05 04 0 0 0 0 0 0 0 0 0 3  
18 03 24 0 0 0 0 0 0 0 0 0 4  
19 03 28 0 0 0 0 0 0 0 0 0 3  
20                          
21                          
22                          
23 03 28 0 0 0 0 0 0 0 0 0 3  
24                          
25 05 15 1 1 11 1 1 11 2 2 22 1  
26 03 34 1 2 12 0 0 0 1 2 12 2  
27                          
28 03 28 1 2 12 0 0 0 1 2 12 2  
29                          
30                          
31                          
  Total 3 5 35 1 1 11 4 6 46   R=k(10g+f)
  Mean     2.3     0.7     3.1   k=1
  obs day 15