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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
1821
1
5 1821.0120000
-1
-1.0
0
1
1821
1
6 1821.015
-1
-1.0
0
1
1821
1
7 1821.0179999
-1
-1.0
0
1
1821
1
8 1821.021
42
8.2
1
1
1821
1
9 1821.023
-1
-1.0
0
1
1821
1
10 1821.026
42
8.2
1
1
1821
1
11 1821.029
-1
-1.0
0
1
1821
1
12 1821.0320000
-1
-1.0
0
1
1821
1
13 1821.0339999
25
6.3
1
1
1821
1
14 1821.037
-1
-1.0
0
1
1821
1
15 1821.04
-1
-1.0
0
1
1821
1
16 1821.0420000
-1
-1.0
0
1
1821
1
17 1821.045
-1
-1.0
0
1
1821
1
18 1821.0479999
0
2.0
1
1
1821
1
19 1821.0510000
-1
-1.0
0
1
1821
1
20 1821.0529999
-1
-1.0
0
1
1821
1
21 1821.056
-1
-1.0
0
1
1821
1
22 1821.059
-1
-1.0
0
1
1821
1
23 1821.0620000
-1
-1.0
0
1
1821
1
24 1821.0639999
-1
-1.0
0
1
1821
1
25 1821.067
-1
-1.0
0
1
1821
1
26 1821.07
-1
-1.0
0
1
1821
1
27 1821.0729999
-1
-1.0
0
1
1821
1
28 1821.075
-1
-1.0
0
1
1821
1
29 1821.078
45
8.5
1
1
1821
1
30 1821.0810000
52
9.1
1
1
1821
1
31 1821.0839999
47
8.7
1
1
1821
2
1 1821.086
33
7.3
1
1
1821
2
2 1821.089
-1
-1.0
0
1
1821
2
3 1821.092
27
6.5
1
1
1821
2
4 1821.095
-1
-1.0
0
1
1821
2
5 1821.0970000
0
2.0
1
1
1821
2
6 1821.1
0
2.0
1
1
1821
2
7 1821.1029999
0
2.0
1
1
1821
2
8 1821.105
0
2.0
1
1
1821
2
9 1821.108
0
2.0
1
1
1821
2
10 1821.111
0
2.0
1
1
1821
2
11 1821.114
0
2.0
1
1
1821
2
12 1821.116
0
2.0
1
1
1821
2
13 1821.119
0
2.0
1
1
1821
2
14 1821.122
0
2.0
1
1
1821
2
15 1821.125
0
2.0
1
1
1821
2
16 1821.1270000
0
2.0
1
1
1821
2
17 1821.13
0
2.0
1
1
1821
2
18 1821.1329999
0
2.0
1
1
1821
2
19 1821.136
0
2.0
1
1
1821
2
20 1821.138
0
2.0
1
1
1821
2
21 1821.141
0
2.0
1
1
1821
2
22 1821.144
0
2.0
1
1
1821
2
23 1821.1470000
0
2.0
1
1
1821
2
24 1821.149
0
2.0
1
1
1821
2
25 1821.152
-1
-1.0
0
1
1821
2
26 1821.155
-1
-1.0
0
1
1821
2
27 1821.158
33
7.3
1
1
1821
2
28 1821.16
75
11.0
1
1
1821
3
1 1821.1629999
32
7.1
1
1
1821
3
2 1821.1660000
-1
-1.0
0
1
1821
3
3 1821.168
-1
-1.0
0
1
1821
3
4 1821.171
25
6.3
1
1
1821
3
5 1821.174
0
2.0
1
1
1821
3
6 1821.1770000
0
2.0
1
1
1821
3
7 1821.1789999
0
2.0
1
1
1821
3
8 1821.182
0
2.0
1
1
1821
3
9 1821.185
0
2.0
1
1
1821
3
10 1821.1879999
33
7.3
1
1
1821
3
11 1821.19
25
6.3
1
1
1821
3
12 1821.193
27
6.5
1
1
1821
3
13 1821.1960000
28
6.7
1
1
1821
3
14 1821.1989999
0
2.0
1
1
1821
3
15 1821.201
0
2.0
1
1
1821
3
16 1821.204
0
2.0
1
1
1821
3
17 1821.207
0
2.0
1
1
1821
3
18 1821.21
0
2.0
1
1
1821
3
19 1821.2120000
27
6.5
1
1
1821
3
20 1821.215
27
6.5
1
1
1821
3
21 1821.2179999
0
2.0
1
1
1821
3
22 1821.221
27
6.5
1
1
1821
3
23 1821.223
0
2.0
1
1
1821
3
24 1821.226
0
2.0
1
1
1821
3
25 1821.229
0
2.0
1
1
1821
3
26 1821.2320000
0
2.0
1
1
1821
3
27 1821.234
25
6.3
1
1
1821
3
28 1821.237
0
2.0
1
1
1821
3
29 1821.24
0
2.0
1
1
1821
3
30 1821.2420000
0
2.0
1
1
1821
3
31 1821.245
0
2.0
1
1
1821
4
1 1821.2479999
0
2.0
1
1
1821
4
2 1821.251
0
2.0
1
1
1821
4
3 1821.253
0
2.0
1
1
1821
4
4 1821.256
0
2.0
1
1
1821
4
5 1821.259
0
2.0
1
1
1821
4
6 1821.2620000
0
2.0
1
1
1821
4
7 1821.264
0
2.0
1
1
1821
4
8 1821.267
0
2.0
1
1
1821
4
9 1821.27
-1
-1.0
0
1
1821
4
10 1821.273
-1
-1.0
0
1
1821
4
11 1821.275
-1
-1.0
0
1
1821
4
12 1821.2779999
28
6.7
1
1
1821
4
13 1821.281
28
6.7
1
1
1821
4
14 1821.2839999
-1
-1.0
0
1