SIDC-NEWS

Definitive international and hemisperic sunspot numbers.
Source SIDC (RWC-Belgium)
Frequency Quarterly
Format Plain text
Mail header SIDC-NEWS
SIDC code qua

Latest issue

:Issued: 2024 Apr 18 1044 UTC
:Product: documentation at http://www.sidc.be/products/qua

#--------------------------------------------------------------------#
# SILSO-NEWS: DEFINITIVE TOTAL AND HEMISPHERIC SUNSPOT               #
#             NUMBERS from the World Data center SILSO               #
#--------------------------------------------------------------------#



       SILSO DEFINITIVE TOTAL AND HEMISPHERIC SUNSPOT NUMBERS FOR 2023

                OCTOBER               NOVEMBER              DECEMBER 
           _________________      _________________      _________________

  Date      Sn  Sn(N)  Sn(S)       Sn  Sn(N)  Sn(S)       Sn  Sn(N)  Sn(S)

    1      151     94     57      115     59     56      123     49     74
    2      168    108     60      122     61     61      100     31     69
    3      144     99     45      121     53     68      104     26     78
    4      154     91     63       92     41     51      113     18     95
    5      159     97     62       91     40     51      107     28     79
    6      158    113     45       77     35     42      134     58     76
    7      134     90     44       78     38     40      125     55     70
    8      144     92     52      113     60     53      113     60     53
    9      153     75     78       99     56     43      127     56     71
   10      132     62     70       94     37     57      123     62     61
   11      145     88     57       81     28     53       92     60     32
   12      137     81     56       82     19     63       96     65     31
   13      113     72     41       73     15     58      110     72     38
   14      111     74     37       60      8     52      117     76     41
   15      104     75     29       33      5     28      114     72     42
   16       97     67     30       30      5     25      124     78     46
   17       74     50     24       26      0     26      112     61     51
   18       66     52     14       32      4     28      138     75     63
   19       57     38     19       68     46     22      150     89     61
   20       67     54     13       96     58     38      149     87     62
   21       68     54     14      153     78     75      152     94     58
   22       55     29     26      160     89     71      148     96     52
   23       34     14     20      186     85    101      138     93     45
   24       39     14     25      167     72     95      117     86     31
   25       33      0     33      177     78     99      113     79     34
   26       54     19     35      171     78     93      110     68     42
   27       58     22     36      158     72     86       76     36     40
   28       49     35     14      150     60     90       95     37     58
   29       58     35     23      161     68     93       83     34     49
   30       73     45     28      148     58     90       65     31     34
   31      107     60     47                              52     21     31
           _________________      _________________      _________________

MEAN :     99.9   61.3   38.6    107.1   46.9   60.2    113.5   59.8   53.7



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