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Daily Sun Spot Data (1818 to 2019)
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csv xlsx
date of update: 2024-08-31 10:15:05
quantity: 73718
Year Month Day Date In Fraction Of Year Number of Sunspots Standard Deviation Observations Indicator
1819
8
24 1819.645
0
2.0
1
1
1819
8
25 1819.648
25
6.3
1
1
1819
8
26 1819.651
17
5.2
1
1
1819
8
27 1819.6529999
25
6.3
1
1
1819
8
28 1819.656
25
6.3
1
1
1819
8
29 1819.6589999
37
7.7
1
1
1819
8
30 1819.662
78
11.2
1
1
1819
8
31 1819.664
80
11.3
1
1
1819
9
1 1819.6670000
98
12.6
1
1
1819
9
2 1819.67
57
9.5
1
1
1819
9
3 1819.6729999
60
9.8
1
1
1819
9
4 1819.675
55
9.4
1
1
1819
9
5 1819.6779999
47
8.7
1
1
1819
9
6 1819.681
37
7.7
1
1
1819
9
7 1819.684
-1
-1.0
0
1
1819
9
8 1819.6860000
52
9.1
1
1
1819
9
9 1819.6889999
27
6.5
1
1
1819
9
10 1819.692
27
6.5
1
1
1819
9
11 1819.695
0
2.0
1
1
1819
9
12 1819.6970000
0
2.0
1
1
1819
9
13 1819.7
0
2.0
1
1
1819
9
14 1819.703
33
7.3
1
1
1819
9
15 1819.705
-1
-1.0
0
1
1819
9
16 1819.7079999
27
6.5
1
1
1819
9
17 1819.711
0
2.0
1
1
1819
9
18 1819.714
0
2.0
1
1
1819
9
19 1819.7160000
0
2.0
1
1
1819
9
20 1819.719
0
2.0
1
1
1819
9
21 1819.7220000
0
2.0
1
1
1819
9
22 1819.725
0
2.0
1
1
1819
9
23 1819.727
0
2.0
1
1
1819
9
24 1819.73
25
6.3
1
1
1819
9
25 1819.733
25
6.3
1
1
1819
9
26 1819.736
25
6.3
1
1
1819
9
27 1819.7379999
25
6.3
1
1
1819
9
28 1819.741
25
6.3
1
1
1819
9
29 1819.744
-1
-1.0
0
1
1819
9
30 1819.747
25
6.3
1
1
1819
10
1 1819.749
27
6.5
1
1
1819
10
2 1819.7520000
33
7.3
1
1
1819
10
3 1819.755
40
8.0
1
1
1819
10
4 1819.7579999
60
9.8
1
1
1819
10
5 1819.76
60
9.8
1
1
1819
10
6 1819.763
-1
-1.0
0
1
1819
10
7 1819.766
60
9.8
1
1
1819
10
8 1819.7679999
32
7.1
1
1
1819
10
9 1819.771
55
9.4
1
1
1819
10
10 1819.774
60
9.8
1
1
1819
10
11 1819.777
55
9.4
1
1
1819
10
12 1819.779
58
9.7
1
1
1819
10
13 1819.7820000
53
9.3
1
1
1819
10
14 1819.785
27
6.5
1
1
1819
10
15 1819.7879999
27
6.5
1
1
1819
10
16 1819.79
0
2.0
1
1
1819
10
17 1819.793
80
11.3
1
1
1819
10
18 1819.796
78
11.2
1
1
1819
10
19 1819.799
60
9.8
1
1
1819
10
20 1819.8010000
-1
-1.0
0
1
1819
10
21 1819.8039999
-1
-1.0
0
1
1819
10
22 1819.807
-1
-1.0
0
1
1819
10
23 1819.81
60
9.8
1
1
1819
10
24 1819.8120000
-1
-1.0
0
1
1819
10
25 1819.815
-1
-1.0
0
1
1819
10
26 1819.818
-1
-1.0
0
1
1819
10
27 1819.8210000
25
6.3
1
1
1819
10
28 1819.8229999
60
9.8
1
1
1819
10
29 1819.826
-1
-1.0
0
1
1819
10
30 1819.829
-1
-1.0
0
1
1819
10
31 1819.832
0
2.0
1
1
1819
11
1 1819.8339999
0
2.0
1
1
1819
11
2 1819.8370000
0
2.0
1
1
1819
11
3 1819.84
0
2.0
1
1
1819
11
4 1819.842
0
2.0
1
1
1819
11
5 1819.845
0
2.0
1
1
1819
11
6 1819.848
38
7.8
1
1
1819
11
7 1819.851
38
7.8
1
1
1819
11
8 1819.8529999
-1
-1.0
0
1
1819
11
9 1819.856
27
6.5
1
1
1819
11
10 1819.859
0
2.0
1
1
1819
11
11 1819.862
0
2.0
1
1
1819
11
12 1819.864
0
2.0
1
1
1819
11
13 1819.8670000
-1
-1.0
0
1
1819
11
14 1819.87
-1
-1.0
0
1
1819
11
15 1819.8729999
-1
-1.0
0
1
1819
11
16 1819.875
-1
-1.0
0
1
1819
11
17 1819.878
-1
-1.0
0
1
1819
11
18 1819.881
137
14.8
1
1
1819
11
19 1819.884
-1
-1.0
0
1
1819
11
20 1819.886
93
12.2
1
1
1819
11
21 1819.889
77
11.1
1
1
1819
11
22 1819.892
73
10.8
1
1
1819
11
23 1819.895
110
13.3
1
1
1819
11
24 1819.8970000
93
12.2
1
1
1819
11
25 1819.9
55
9.4
1
1
1819
11
26 1819.9029999
-1
-1.0
0
1
1819
11
27 1819.905
53
9.3
1
1
1819
11
28 1819.908
-1
-1.0
0
1
1819
11
29 1819.911
-1
-1.0
0
1
1819
11
30 1819.914
-1
-1.0
0
1
1819
12
1 1819.9160000
53
9.3
1
1