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: 2022 Apr 01 1152 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 2021

                OCTOBER               NOVEMBER              DECEMBER 
           _________________      _________________      _________________

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

    1       38     21     17       51     35     16       43     17     26
    2       34     19     15       43     32     11       38     19     19
    3       27     27      0       33     29      4       29     14     15
    4       35     35      0       28     28      0       19     14      5
    5       30     30      0       37     27     10       24      6     18
    6       26     26      0       34     22     12       13      0     13
    7       16     16      0       30     15     15       12      0     12
    8       19     19      0       40     27     13        6      0      6
    9       23     21      2       44     32     12        0      0      0
   10       38     26     12       41     29     12        0      0      0
   11       30     19     11       43     30     13        0      0      0
   12       17     17      0       36     23     13       13      0     13
   13       20     20      0       27     11     16       24      7     17
   14       20     20      0       20      0     20       46      0     46
   15       12     12      0       24      0     24       78      7     71
   16       11     11      0       32     10     22      107     17     90
   17        0      0      0       29     11     18      111     27     84
   18       17      7     10       23     11     12      109     25     84
   19       13      0     13       22     11     11      118     24     94
   20       12      0     12       22     11     11      121     28     93
   21       17      5     12       23     11     12      132     34     98
   22       36      7     29       23     12     11      150     46    104
   23       48      6     42       33     12     21      145     39    106
   24       40      0     40       43     10     33      118     32     86
   25       66      0     66       26      0     26      114     35     79
   26       90      0     90       44      3     41       95     31     64
   27      103     14     89       41      0     41      107     45     62
   28       97     18     79       48      9     39      103     47     56
   29       82     24     58       44     12     32       87     39     48
   30       76     40     36       59     25     34       69     25     44
   31       65     45     20                              60      9     51
           _________________      _________________      _________________

MEAN :     37.4   16.3   21.1     34.8   16.3   18.5     67.5   18.9   48.6



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