Catania Obs (Moeller)   77
 Hubert Joppich           0
 Kanzelhoehe (Moeller)   71
 Georg Robeck            48  
 Frank Ruemmler          14   
 Bob van Slooten         53 
 Slovak Central Obs.     44    
 Friedrich Smit          46
 SOHO (Joppich)          23 
 Hugo Stetter            22
 Wolfgang Strickling      4
 Andreas Tarnutzer       26

 SYNODISCHE SONNENROTATION NR. 2021
 ROTATIONSBEGINN: 2004-09-14.84     ROTATIONSENDE: 2004-10-12.12
 ES HABEN 11 BEOBACHTER INSGESAMT 428 MESSUNGEN AN 15 SONNENFLECKENGRUPPEN GEMACHT

 Def-Nr  Lfd-Nr  Laenge P  Sigma-LP  Breite P  Sigma-BP  Laenge F  Sigma-LF  Breite F  Sigma-BF  Beotg P   Beotg F     Typ
   1       1      352.3      0.5        2.9      0.4      345.7      0.8        5.2      1.2       67        47       D  5.9
   2       2      345.8      1.3       15.1      0.8      342.5      0.1       13.4      0.3        2         2       B  4.0
   3      13      342.0      0.6       19.7      0.8        0.0      0.0        0.0      0.0        2         0       A  3.0
   4      14      333.7      1.2        3.0      0.8      331.7      0.8        3.7      0.4        4         5       B  4.0
   5       3      305.2      0.0       -8.7      0.0        0.0      0.0        0.0      0.0        1         0       A  3.0
   6       4      274.6      0.7      -12.5      0.9      267.8      0.9      -11.7      0.8       51        40       D  5.7
   7       6      166.7      1.7       -7.0      0.7        0.0      0.0        0.0      0.0        2         0       A  3.0
   8       5      166.6      0.6        8.9      0.2        0.0      0.0        0.0      0.0        2         0       A  3.0
   9       8      141.1      0.4        2.2      0.7      137.1      0.6        2.3      1.0       11         4       B  3.9
  10       7      139.6      0.6       -8.6      0.6      136.2      0.7       -8.3      1.8       60         3       C  2.8
  11       9      136.4      1.2       13.1      0.5      133.4      0.7       12.9      0.8       19        17       B  4.1
  12      10      125.6      0.1       12.9      0.0      122.8      0.0       15.4      0.0        2         1       D  6.0
  13      15      116.4      0.4       16.1      0.2        0.0      0.0        0.0      0.0        2         0       A  3.0
  14      11       96.4      0.8      -11.5      0.6       95.1      0.7       -9.6      1.0       61        16       C  4.0
  15      12       43.0      0.5      -15.1      1.0       40.3      1.5      -15.3      1.8        4         3       B  4.0