Common
Animals
Fish
Mushrooms
Flora
Login
Registration
Back

Daily Sun Spot Data (1818 to 2019)
Register and receive a token to access the API. The token will be available in your personal account.
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
12
2 1819.9189999
-1
-1.0
0
1
1819
12
3 1819.922
32
7.1
1
1
1819
12
4 1819.925
58
9.7
1
1
1819
12
5 1819.9270000
-1
-1.0
0
1
1819
12
6 1819.93
-1
-1.0
0
1
1819
12
7 1819.933
-1
-1.0
0
1
1819
12
8 1819.9360000
53
9.3
1
1
1819
12
9 1819.9379999
58
9.7
1
1
1819
12
10 1819.941
58
9.7
1
1
1819
12
11 1819.944
53
9.3
1
1
1819
12
12 1819.9470000
-1
-1.0
0
1
1819
12
13 1819.9489999
60
9.8
1
1
1819
12
14 1819.9520000
52
9.1
1
1
1819
12
15 1819.955
-1
-1.0
0
1
1819
12
16 1819.9579999
53
9.3
1
1
1819
12
17 1819.96
-1
-1.0
0
1
1819
12
18 1819.963
52
9.1
1
1
1819
12
19 1819.9660000
-1
-1.0
0
1
1819
12
20 1819.9679999
25
6.3
1
1
1819
12
21 1819.971
-1
-1.0
0
1
1819
12
22 1819.974
28
6.7
1
1
1819
12
23 1819.977
33
7.3
1
1
1819
12
24 1819.979
72
10.7
1
1
1819
12
25 1819.9820000
78
11.2
1
1
1819
12
26 1819.985
85
11.7
1
1
1819
12
27 1819.9879999
-1
-1.0
0
1
1819
12
28 1819.99
-1
-1.0
0
1
1819
12
29 1819.993
35
7.5
1
1
1819
12
30 1819.996
55
9.4
1
1
1819
12
31 1819.999
25
6.3
1
1
1820
1
1 1820.001
28
6.7
1
1
1820
1
2 1820.004
-1
-1.0
0
1
1820
1
3 1820.007
0
2.0
1
1
1820
1
4 1820.01
0
2.0
1
1
1820
1
5 1820.0120000
0
2.0
1
1
1820
1
6 1820.015
0
2.0
1
1
1820
1
7 1820.0179999
0
2.0
1
1
1820
1
8 1820.02
0
2.0
1
1
1820
1
9 1820.023
0
2.0
1
1
1820
1
10 1820.026
-1
-1.0
0
1
1820
1
11 1820.029
-1
-1.0
0
1
1820
1
12 1820.031
-1
-1.0
0
1
1820
1
13 1820.0339999
25
6.3
1
1
1820
1
14 1820.037
-1
-1.0
0
1
1820
1
15 1820.04
48
8.8
1
1
1820
1
16 1820.0420000
-1
-1.0
0
1
1820
1
17 1820.045
-1
-1.0
0
1
1820
1
18 1820.0479999
-1
-1.0
0
1
1820
1
19 1820.0510000
-1
-1.0
0
1
1820
1
20 1820.0529999
25
6.3
1
1
1820
1
21 1820.056
-1
-1.0
0
1
1820
1
22 1820.059
25
6.3
1
1
1820
1
23 1820.0610000
82
11.4
1
1
1820
1
24 1820.0639999
77
11.1
1
1
1820
1
25 1820.067
88
11.9
1
1
1820
1
26 1820.07
37
7.7
1
1
1820
1
27 1820.0720000
65
10.2
1
1
1820
1
28 1820.075
-1
-1.0
0
1
1820
1
29 1820.078
55
9.4
1
1
1820
1
30 1820.0810000
-1
-1.0
0
1
1820
1
31 1820.0829999
53
9.3
1
1
1820
2
1 1820.086
32
7.1
1
1
1820
2
2 1820.089
32
7.1
1
1
1820
2
3 1820.092
-1
-1.0
0
1
1820
2
4 1820.094
-1
-1.0
0
1
1820
2
5 1820.0970000
-1
-1.0
0
1
1820
2
6 1820.1
-1
-1.0
0
1
1820
2
7 1820.102
-1
-1.0
0
1
1820
2
8 1820.105
-1
-1.0
0
1
1820
2
9 1820.108
72
10.7
1
1
1820
2
10 1820.111
63
10.1
1
1
1820
2
11 1820.1129999
-1
-1.0
0
1
1820
2
12 1820.116
-1
-1.0
0
1
1820
2
13 1820.119
48
8.8
1
1
1820
2
14 1820.122
55
9.4
1
1
1820
2
15 1820.124
53
9.3
1
1
1820
2
16 1820.1270000
83
11.6
1
1
1820
2
17 1820.13
48
8.8
1
1
1820
2
18 1820.1329999
25
6.3
1
1
1820
2
19 1820.135
-1
-1.0
0
1
1820
2
20 1820.138
-1
-1.0
0
1
1820
2
21 1820.141
25
6.3
1
1
1820
2
22 1820.1429999
25
6.3
1
1
1820
2
23 1820.146
-1
-1.0
0
1
1820
2
24 1820.149
-1
-1.0
0
1
1820
2
25 1820.152
-1
-1.0
0
1
1820
2
26 1820.154
-1
-1.0
0
1
1820
2
27 1820.1570000
33
7.3
1
1
1820
2
28 1820.16
27
6.5
1
1
1820
2
29 1820.1629999
-1
-1.0
0
1
1820
3
1 1820.165
0
2.0
1
1
1820
3
2 1820.168
0
2.0
1
1
1820
3
3 1820.171
0
2.0
1
1
1820
3
4 1820.1729999
0
2.0
1
1
1820
3
5 1820.1760000
0
2.0
1
1
1820
3
6 1820.1789999
0
2.0
1
1
1820
3
7 1820.182
0
2.0
1
1
1820
3
8 1820.184
0
2.0
1
1
1820
3
9 1820.1870000
0
2.0
1
1
1820
3
10 1820.19
0
2.0
1
1