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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
1818
4
11 1818.275
67
10.3
1
1
1818
4
12 1818.2779999
52
9.1
1
1
1818
4
13 1818.281
43
8.3
1
1
1818
4
14 1818.2839999
47
8.7
1
1
1818
4
15 1818.286
68
10.5
1
1
1818
4
16 1818.289
82
11.4
1
1
1818
4
17 1818.2920000
-1
-1.0
0
1
1818
4
18 1818.295
65
10.2
1
1
1818
4
19 1818.297
53
9.3
1
1
1818
4
20 1818.3
-1
-1.0
0
1
1818
4
21 1818.3029999
-1
-1.0
0
1
1818
4
22 1818.305
-1
-1.0
0
1
1818
4
23 1818.308
-1
-1.0
0
1
1818
4
24 1818.3110000
28
6.7
1
1
1818
4
25 1818.3139999
43
8.3
1
1
1818
4
26 1818.316
87
11.8
1
1
1818
4
27 1818.319
92
12.1
1
1
1818
4
28 1818.3220000
82
11.4
1
1
1818
4
29 1818.325
65
10.2
1
1
1818
4
30 1818.3270000
63
10.1
1
1
1818
5
1 1818.33
63
10.1
1
1
1818
5
2 1818.3329999
73
10.8
1
1
1818
5
3 1818.336
87
11.8
1
1
1818
5
4 1818.338
-1
-1.0
0
1
1818
5
5 1818.3410000
20
5.7
1
1
1818
5
6 1818.344
72
10.7
1
1
1818
5
7 1818.3470000
-1
-1.0
0
1
1818
5
8 1818.349
40
8.0
1
1
1818
5
9 1818.352
60
9.8
1
1
1818
5
10 1818.355
62
9.9
1
1
1818
5
11 1818.358
47
8.7
1
1
1818
5
12 1818.36
50
9.0
1
1
1818
5
13 1818.3629999
53
9.3
1
1
1818
5
14 1818.366
55
9.4
1
1
1818
5
15 1818.368
75
11.0
1
1
1818
5
16 1818.371
-1
-1.0
0
1
1818
5
17 1818.374
-1
-1.0
0
1
1818
5
18 1818.3770000
-1
-1.0
0
1
1818
5
19 1818.379
103
12.9
1
1
1818
5
20 1818.382
73
10.8
1
1
1818
5
21 1818.385
-1
-1.0
0
1
1818
5
22 1818.388
53
9.3
1
1
1818
5
23 1818.39
78
11.2
1
1
1818
5
24 1818.3929999
67
10.3
1
1
1818
5
25 1818.396
125
14.2
1
1
1818
5
26 1818.399
132
14.5
1
1
1818
5
27 1818.401
125
14.2
1
1
1818
5
28 1818.404
198
17.8
1
1
1818
5
29 1818.4070000
202
18.0
1
1
1818
5
30 1818.41
167
16.4
1
1
1818
5
31 1818.412
132
14.5
1
1
1818
6
1 1818.415
125
14.2
1
1
1818
6
2 1818.418
100
12.7
1
1
1818
6
3 1818.421
85
11.7
1
1
1818
6
4 1818.4229999
87
11.8
1
1
1818
6
5 1818.4260000
53
9.3
1
1
1818
6
6 1818.4289999
42
8.2
1
1
1818
6
7 1818.432
17
5.2
1
1
1818
6
8 1818.434
35
7.5
1
1
1818
6
9 1818.4370000
33
7.3
1
1
1818
6
10 1818.44
37
7.7
1
1
1818
6
11 1818.442
-1
-1.0
0
1
1818
6
12 1818.445
-1
-1.0
0
1
1818
6
13 1818.4479999
-1
-1.0
0
1
1818
6
14 1818.451
17
5.2
1
1
1818
6
15 1818.453
17
5.2
1
1
1818
6
16 1818.4560000
17
5.2
1
1
1818
6
17 1818.4589999
-1
-1.0
0
1
1818
6
18 1818.4620000
28
6.7
1
1
1818
6
19 1818.464
67
10.3
1
1
1818
6
20 1818.467
67
10.3
1
1
1818
6
21 1818.47
90
12.0
1
1
1818
6
22 1818.473
83
11.6
1
1
1818
6
23 1818.475
70
10.6
1
1
1818
6
24 1818.4779999
52
9.1
1
1
1818
6
25 1818.481
-1
-1.0
0
1
1818
6
26 1818.484
65
10.2
1
1
1818
6
27 1818.486
73
10.8
1
1
1818
6
28 1818.489
75
11.0
1
1
1818
6
29 1818.4920000
97
12.5
1
1
1818
6
30 1818.495
88
11.9
1
1
1818
7
1 1818.497
57
9.5
1
1
1818
7
2 1818.5
18
5.4
1
1
1818
7
3 1818.503
22
5.9
1
1
1818
7
4 1818.505
57
9.5
1
1
1818
7
5 1818.5079999
72
10.7
1
1
1818
7
6 1818.511
-1
-1.0
0
1
1818
7
7 1818.514
35
7.5
1
1
1818
7
8 1818.516
25
6.3
1
1
1818
7
9 1818.519
20
5.7
1
1
1818
7
10 1818.5220000
33
7.3
1
1
1818
7
11 1818.525
45
8.5
1
1
1818
7
12 1818.527
-1
-1.0
0
1
1818
7
13 1818.53
-1
-1.0
0
1
1818
7
14 1818.533
58
9.7
1
1
1818
7
15 1818.536
53
9.3
1
1
1818
7
16 1818.5379999
-1
-1.0
0
1
1818
7
17 1818.5410000
37
7.7
1
1
1818
7
18 1818.5439999
42
8.2
1
1
1818
7
19 1818.547
-1
-1.0
0
1