Monthly Ri_hemispheric Report

Provisional daily total and North/South hemispheric sunspot numbers.
Source SIDC (RWC-Belgium)
Frequency Monthly
Format Plain text
Mail header Monthly Ri_hemispheric Report
SIDC code ri_hemispheric

Latest issue

:Issued: 2025 Jul 01 08:51 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                                   #
#--------------------------------------------------------------------#


                                      JUNE 2025


        PROVISIONAL INTERNATIONAL NORMALIZED HEMISPHERIC SUNSPOT NUMBERS


               Date             Sn           Sn(N)           Sn(S)
       __________________________________________________________________

                 1             125              98              27
                 2             109              85              24
                 3              94              63              31
                 4              95              57              38
                 5              88              48              40
                 6             100              42              58
                 7              87               7              80
                 8              58               0              58
                 9              91              31              60
                10             115              32              83
                11             147              55              92
                12             144              73              71
                13             154              91              63
                14             158             103              55
                15             153             108              45
                16             130             114              16
                17             120             102              18
                18             136              94              42
                19             134              81              53
                20             116              68              48
                21              95              44              51
                22              99              33              66
                23              94              27              67
                24              85              10              75
                25              96              34              62
                26             105              47              58
                27             118              49              69
                28             137              72              65
                29             152              68              84
                30             153              66              87
       __________________________________________________________________

       MONTHLY MEAN :         116.3            60.1            56.2

       COOPERATING STATIONS :   62              56              56

                 PILOT STATION : Specola Solare Ticinese, Locarno

       __________________________________________________________________

                   Reproduction permitted if source mentionned



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