SIDC-NEWS

:Issued: 2012 Jan 13 0929 UTC
:Product: documentation at http://www.sidc.be/products/qua
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# SIDC-NEWS: DEFINITIVE INTERNATIONAL AND HEMISPHERIC SUNSPOT        #
# NUMBERS from the SIDC (RWC-Belgium)                                #
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   SIDC DEFINITIVE INTERNATIONAL AND HEMISPHERIC SUNSPOT NUMBERS FOR 2011

                 JULY                  AUGUST                SEPTEMBER  
           _________________      _________________      _________________

  Date      Ri     Rn     Rs       Ri     Rn     Rs       Ri     Rn     Rs 

    1       38     38      0       82     82      0       85     59     26
    2       30     30      0       73     73      0       88     72     16
    3       28     28      0       62     62      0       91     71     20
    4       31     31      0       71     71      0       68     48     20
    5       22     22      0       68     57     11       74     53     21
    6       23     23      0       61     50     11       58     38     20
    7       26     26      0       61     48     13       47     31     16
    8       43     32     11       54     46      8       35     27      8
    9       33     19     14       47     40      7       47     28     19
   10       40      9     31       28     28      0       52     33     19
   11       51     17     34       29     18     11       61     37     24
   12       49     16     33       22     13      9       90     53     37
   13       46     23     23       14      7      7       94     54     40
   14       46     24     22        0      0      0      110     64     46
   15       56     37     19        9      9      0      124     89     35
   16       50     28     22       24     17      7      124     86     38
   17       63     39     24       39     22     17      104     73     31
   18       78     53     25       45     26     19       93     79     14
   19       74     47     27       46     30     16       92     78     14
   20       48     28     20       45     35     10       80     68     12
   21       41     23     18       56     44     12       70     61      9
   22       37     22     15       71     58     13       71     56     15
   23       29     18     11       75     63     12       59     59      0
   24       29     21      8       54     46      8       75     68      7
   25       20     20      0       50     44      6       79     69     10
   26       29     29      0       66     66      0       73     73      0
   27       43     43      0       59     59      0       67     67      0
   28       65     65      0       49     41      8       71     71      0
   29       61     61      0       43     34      9       83     83      0
   30       62     62      0       69     51     18       75     75      0
   31       67     67      0       96     73     23                       
           _________________      _________________      _________________

MEAN :     43.8   32.3   11.5     50.6   42.4    8.2     78.0   60.8   17.2
 
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