Monthly Ri_hemispheric Report

:Issued: 2024 May 01 07:56 UTC
:Product: documentation at http://www.sidc.be/products/ri_hemispheric
#--------------------------------------------------------------------#
# MONTHLY TABLE OF THE TOTAL AND HEMISPHERIC SUNSPOT NUMBERS         #
# from the World Data Center SILSO                                   #
#--------------------------------------------------------------------#


                                     APRIL 2024


        PROVISIONAL INTERNATIONAL NORMALIZED HEMISPHERIC SUNSPOT NUMBERS


               Date             Sn           Sn(N)           Sn(S)
       __________________________________________________________________

                 1              32              32               0
                 2              39              39               0
                 3              38              37               1
                 4              48              48               0
                 5              78              62              16
                 6              80              52              28
                 7              84              60              24
                 8              77              54              23
                 9              55              38              17
                10              55              37              18
                11              90              60              30
                12              86              58              28
                13             120              61              59
                14             148              93              55
                15             171              99              72
                16             181              90              91
                17             209              99             110
                18             223             100             123
                19             240             112             128
                20             232              88             144
                21             231              94             137
                22             265             100             165
                23             266             108             158
                24             251              97             154
                25             209              76             133
                26             141              63              78
                27             139              62              77
                28             119              47              72
                29             100              50              50
                30              87              35              52
       __________________________________________________________________

       MONTHLY MEAN :         136.5            68.4            68.1

       COOPERATING STATIONS :   64              56              56

                 PILOT STATION : Specola Solare Ticinese, Locarno

       __________________________________________________________________

                   Reproduction permitted if source mentionned



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