Provisional sunspot numbers March 2007 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 0.0 0.9 0.9 | 0 11 11 | 104 | 7 14 4 | | 02. | 0.0 1.0 1.0 | 0 12 12 | 58 | 3 12 3 | | 03. | 0.1 0.7 0.8 | 1 9 10 | 74 | 6 11 6 | | 04. | 0.1 0.8 0.8 | 1 10 10 | 123 | 9 23 15 | | 05. | 0.2 1.0 1.2 | 3 13 16 | 97 | 6 17 9 | | 06. | 0.1 0.5 0.6 | 1 5 6 | 18 | 7 15 5 | | 07. | 0.0 0.0 0.0 | 0 0 0 | 0 | 7 15 7 | | 08. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 15 6 | | 09. | 0.0 0.1 0.1 | 0 1 1 | 0 | 5 12 4 | | 10. | 0.0 0.0 0.0 | 0 0 0 | 0 | 5 17 8 | | 11. | 0.7 0.0 0.7 | 10 0 10 | 23 | 11 26 12 | | 12. | 0.6 0.0 0.6 | 8 0 8 | 11 | 10 25 12 | | 13. | 0.1 0.0 0.1 | 1 0 1 | 0 | 12 27 12 | | 14. | 0.0 0.0 0.0 | 0 0 0 | 0 | 11 21 11 | | 15. | 0.0 0.0 0.0 | 0 0 0 | 0 | 11 21 11 | | 16. | 0.0 0.0 0.0 | 0 0 0 | 0 | 11 22 11 | | 17. | 0.0 0.1 0.1 | 0 1 1 | 0 | 8 13 7 | | 18. | 0.1 0.1 0.1 | 1 1 2 | 0 | 7 14 5 | | 19. | 0.0 0.0 0.1 | 1 0 1 | 0 | 7 14 4 | | 20. | 0.0 0.0 0.0 | 0 0 0 | 0 | 5 14 4 | | 21. | 0.0 0.2 0.2 | 0 2 2 | 0 | 6 10 2 | | 22. | 0.0 0.3 0.3 | 0 4 4 | 1 | 8 14 5 | | 23. | 0.0 0.6 0.6 | 0 8 8 | 12 | 6 12 5 | | 24. | 0.0 0.6 0.6 | 0 7 7 | 24 | 5 14 7 | | 25. | 0.0 0.1 0.1 | 0 1 1 | 0 | 10 22 11 | | 26. | 0.1 0.6 0.7 | 2 9 11 | 28 | 13 27 13 | | 27. | 0.1 0.4 0.5 | 1 5 6 | 5 | 12 26 14 | | 28. | 0.5 0.0 0.5 | 6 0 6 | 6 | 13 26 13 | | 29. | 0.8 0.0 0.8 | 9 0 9 | 11 | 11 20 10 | | 30. | 0.5 0.0 0.5 | 6 0 6 | 2 | 12 25 12 | | 31. | 0.1 0.0 0.1 | 1 0 1 | 0 | 10 19 11 | +------+----------------+-------------------+-------+--------------+ | Mean | 0.1 0.3 0.4 | 1.6 3.3 4.9 | 19 | 8 18 8 | +------+----------------+-------------------+-------+--------------+ | Days | 31 31 31 | 31 31 31 | 31 | | +------+----------------+-------------------+-------+--------------+ Based on 563 observations of 35 stations. Araujo,G. L 80 910 31 Michalovce Obs. L1502250 15 Barnes,H. L 76 910 11 Moeller,M. L 791000 24 Battaiola,R. S 901250 6 Morales,G. S 902000 25 Beltran,G.V. S2001600 22 Rim. Sobota Obs.L1502250 19 Bretschneider,H.L 63 840 15 Robeck,G. S2032000 25 Bulling,A. S 701000 18 Ruemmler,F. L 801200 7 Chudy,M. L 60 700 24 Schott,G.-L. L 80 910 18 Gahsche,C.-D. L 751200 11 Schroeder,G. L 751200 18 Goetz,M. S1001000 2 Schulze,W. L 63 840 14 Hesse,A. L1001000 10 Smit,F. S 801200 21 Hickmann,R. L 60 700 18 Strickling,W. S1501200 8 Hoerenz,M. L 60 700 8 Suzuki,M. L100 0 25 Holl,M. L 80 400 22 Tiendesprong ObsL 751200 18 Hurbanovo Obs. L1502250 23 Van Heek,K.H. S1001000 4 Joppich,H. L 60 900 7 Van Slooten,B. L 901300 26 Junker,E. L 50 600 17 WFS,Berlin L1502250 17 Kaczmarek,A. L 80 400 10 Willi,X. S2001320 7 Kandilli Obs. L2003070 17