SONNE Sunspot Network, Observers 3rd Quarter 2009 Name Instrument Obs. Days K Factors s r T. N/S Re' Re g Re' Bonse,J. Refr. 0/ 0 11 0 0 1.172 1.156 - 12 0.95 Brettel,G. Refr. 90/1000 79 0 0 0.828 0.851 - 7 0.98 Bruyland,J. Refr. 0/ 0 17 0 0 1.106 0.967 - 13 0.91 Bullon,J.M. Refl. 200/2000 6 0 0 0.827 0.784 - 0 - Bullon,J.M. Refr. 70/ 350 11 0 0 0.785 0.867 - 7 0.99 Bullon,J.M. Refr. 120/1000 73 0 0 0.557 0.607 - 6 0.97 Carels,J. Refr. 150/1200 79 0 79 0.673 0.650 1.444 7 0.98 Claes,J. Refr. 102/ 0 57 0 57 0.795 0.811 1.877 7 0.99 Claeys,L. Refl. 158/ 0 77 0 0 0.630 0.640 - 11 0.90 De Reu,P. Refr. 0/ 0 36 0 0 1.242 1.006 - 13 0.88 Dekelver,J.P. Refr. 0/ 0 59 0 59 0.544 0.559 0.989 11 0.94 Dezeure,R. Refr. 0/ 0 87 0 0 1.273 1.233 - 10 0.97 Dufoer,S. Refl. 114/ 0 37 0 37 0.613 0.653 0.968 8 0.97 Feys Refr. 60/ 900 89 0 50 0.517 0.734 0.546 9 0.95 Gubbels,G. Refl. 114/ 0 51 0 51 0.542 0.557 0.951 7 0.96 Hofmann,W. Refr. 80/ 400 35 0 0 2.424 2.116 - 16 0.84 Joppich,H. Refr. 60/ 900 18 16 18 0.716 0.658 2.816 14 0.86 Kaernfelt,J. Refr. 100/1200 10 0 0 1.283 1.146 - 14 0.99 Karlsen,N. Refr. 100/1000 15 0 0 0.952 0.934 - 7 1.00 Lindberg,H.-G. Refr. 102/1000 42 0 0 0.873 0.690 - 9 0.92 Mira Pub. Obs. Refr. 150/5845 10 0 10 0.781 0.733 1.444 17 0.81 Morales,G. Refl. 90/2000 90 0 0 0.779 0.869 - 8 0.97 Neumann,J. Refr. 63/ 840 7 0 10 0.758 0.825 0.000 8 1.00 Schirpke,U. Refr. 80/1200 6 0 0 0.691 0.643 - 4 1.00 Schott,G.-L. Refr. 80/ 910 52 0 0 1.562 1.422 - 20 0.76 Schroeder,G. Refr. 45/ 450 64 64 0 0.914 0.855 - 8 0.94 Skerhutt,A. Refr. 60/ 700 14 0 0 0.850 0.861 - 6 0.99 Smit,F. Refr. 80/1200 68 68 20 0.954 0.935 1.960 8 0.93 Stetter,H. Refr. 125/1875 26 26 26 1.728 1.524 6.133 15 0.79 Taillieu,B. Refr. 150/ 0 72 0 0 0.654 0.611 - 9 0.95 Thooris,B. Refl. 114/ 0 80 0 0 0.917 0.885 - 9 0.96 Van Hessche,D. Refl. 250/ 0 16 0 16 0.801 0.842 1.330 4 1.00 Verboven,R. Refl. 150/ 0 54 0 54 0.614 0.598 1.080 8 0.97 Willi,X. Refl. 200/1320 29 0 0 1.103 1.077 - 8 0.95 Standard Observers: Araujo,G. Refr. 80/ 910 92 0 0 0.612 0.626 - 7 0.96 Bachmann,U. Refl. 203/2000 24 0 24 0.595 0.676 0.658 9 0.96 Barnes,H. Refr. 76/ 910 28 0 28 0.780 0.745 1.368 7 0.99 Battaiola,R. Refl. 90/1250 35 0 35 0.856 0.794 1.826 8 0.97 Beltran,G.V. Refl. 200/1600 43 0 0 0.976 0.948 - 6 0.97 Bourgeois,J. Refl. 135/ 800 43 0 10 0.681 0.787 0.955 7 0.98 Bretschneider,H. Refr. 63/ 840 68 68 68 0.569 0.630 0.919 9 0.85 Bruegger,S. Refr. 80/ 400 45 0 45 0.875 0.894 1.611 11 0.97 Chudy,M. Refr. 60/ 700 81 0 0 0.981 0.939 - 8 0.96 Coeckelberghs,H. Refr. 60/ 415 11 0 11 1.129 0.976 1.716 15 0.99 Daub,K.-P. Refr. 152/1200 14 0 0 0.775 0.783 - 9 0.98 De Backer,H. Refl. 100/1035 77 0 77 0.752 0.789 1.220 6 0.98 De Ceuninck,E. Refr. 100/ 0 71 0 0 0.539 0.564 - 6 0.99 Deman,G. Refr. 150/ 0 45 0 0 0.580 0.606 - 9 0.93 Dubois,F. Refr. 125/2500 92 0 92 0.602 0.630 0.994 7 0.96 Fritsche,S. Refr. 63/ 840 72 0 0 0.822 0.852 - 12 0.92 Gabriel,A. Refr. 125/ 0 72 0 0 0.655 0.670 - 7 0.97 Hedewig,R. Refr. 80/1200 55 0 0 0.809 0.846 - 7 0.98 Hesse,A. Refr. 100/1000 52 0 0 0.656 0.692 - 8 0.98 Hoerenz,M. Refr. 60/ 700 56 0 56 0.805 0.779 1.428 5 0.99 Holl,M. Refr. 80/ 400 86 0 86 0.794 0.808 1.359 9 0.96 Hurbanovo Obs. Refr. 150/2250 86 86 86 0.766 0.777 1.534 8 0.97 Junker,E. Refr. 50/ 600 55 0 55 0.898 0.783 1.968 6 0.96 KSB Refr. 0/ 0 84 0 0 0.768 0.781 - 8 0.96 Kaczmarek,A. Refr. 80/ 400 26 0 0 0.700 0.867 - 8 0.99 Kandilli Obs. Refr. 200/3070 60 60 0 0.724 0.717 - 4 0.99 Kleber,S. Refl. 70/ 0 24 0 0 1.576 1.471 - 4 9.99 Kysucka Obs. Refr. 200/3000 63 0 0 0.744 0.788 - 8 0.96 Lau,D. Refr. 60/ 700 53 0 53 1.034 1.034 1.268 13 0.96 Meeus,L. Refr. 102/ 660 57 0 57 0.624 0.642 1.144 6 0.98 Michalovce Obs. Refr. 150/2250 30 30 30 1.008 0.959 3.074 9 0.98 Mochizuki,E. Refr. 90/1000 61 61 0 0.579 0.632 - 9 0.96 Moeller,M. Refr. 79/1000 86 86 86 0.700 0.692 1.172 6 0.98 Noy,J.R. Refr. 80/1200 20 20 20 0.704 0.752 0.884 5 0.99 Rim. Sobota Obs. Refr. 150/2250 80 80 80 0.644 0.689 0.978 9 0.93 Robeck,G. Refl. 203/2000 75 75 75 0.950 0.917 1.945 9 0.97 Ruemmler,F. Refr. 80/1200 62 62 0 0.627 0.716 - 8 0.97 Seiffert,H.-P. Refr. 100/ 500 68 0 0 0.873 0.894 - 8 0.96 Son,A.T. Refl. 150/4300 38 0 25 0.890 0.925 1.752 6 0.99 Steen,O. Refr. 102/1500 92 0 92 0.636 0.630 1.130 10 0.94 Stemmler,G. Refr. 63/ 670 62 0 0 0.994 0.876 - 12 0.92 Stolzen,P. Refr. 40/ 500 63 0 0 1.020 0.886 - 9 0.96 Suzuki,M. Refr. 100/ 0 68 68 0 0.477 0.558 - 6 0.99 Tiendesprong Obs Refr. 75/1200 64 0 0 0.703 0.690 - 7 0.98 Van Loo,F. Refr. 200/3500 37 0 0 0.911 0.925 - 7 0.98 Van Slooten,B. Refr. 90/1300 86 86 0 0.786 0.742 - 7 0.97 Viertel,A. Refr. 50/ 540 52 0 0 0.960 0.876 - 9 0.94 WFS,Berlin Refr. 150/2250 42 42 0 0.502 0.546 - 6 0.98 ** Number of Observations: 4233 (N/S: 998; Re': 1678) ** ** Number of Observers: 82 (N/S: 17; Re': 35) ** Legend: Obs. Days: Number of observations of T. N/S Re': Wolf number (Total, N/S), sunspot number according to BECK K Factors: k factors used for reduction of Re g Re': Wolf number, group number, sunspot number according to BECK s: Deviation of Wolf numbers (reduced to Re=100) r: Correlation Observers with less then 5 observations have been excluded this quarter.