Provisional sunspot numbers August 2017 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 0.0 0.5 0.5 | 0 5 5 | 17 | 9 14 6 | | 02. | 0.0 0.7 0.7 | 0 9 9 | 46 | 8 14 6 | | 03. | 0.0 0.7 0.7 | 0 9 9 | 39 | 8 17 8 | | 04. | 0.0 0.8 0.8 | 0 9 9 | 50 | 8 14 6 | | 05. | 0.0 0.7 0.7 | 0 9 9 | 32 | 5 13 5 | | 06. | 0.2 0.5 0.7 | 3 6 9 | 42 | 4 10 6 | | 07. | 0.2 0.5 0.8 | 3 5 8 | 63 | 4 11 5 | | 08. | 0.0 0.7 0.7 | 0 8 8 | 80 | 7 13 4 | | 09. | 0.0 0.8 0.8 | 0 8 8 | 73 | 6 15 7 | | 10. | 0.0 0.7 0.7 | 0 9 9 | 73 | 6 11 7 | | 11. | 0.0 0.7 0.7 | 0 7 7 | 48 | 5 7 4 | | 12. | 0.0 0.7 0.7 | 0 8 8 | 58 | 2 9 5 | | 13. | 0.0 0.7 0.7 | 0 7 7 | 53 | 4 12 5 | | 14. | 0.4 0.0 0.4 | 5 0 5 | 34 | 8 18 9 | | 15. | 0.8 0.0 0.8 | 13 0 13 | 137 | 7 15 8 | | 16. | 0.8 0.0 0.8 | 20 0 20 | 547 | 6 14 7 | | 17. | 0.9 0.0 0.9 | 31 0 31 | 1281 | 7 12 4 | | 18. | 0.8 0.0 0.8 | 30 0 30 | 1528 | 7 10 4 | | 19. | 0.9 0.0 0.9 | 32 0 32 | 1414 | 4 11 5 | | 20. | 1.5 0.0 1.5 | 39 0 39 | 1185 | 6 14 7 | | 21. | 1.9 0.0 1.9 | 44 0 44 | 1206 | 10 17 8 | | 22. | 1.7 0.1 1.8 | 42 1 43 | 1088 | 8 16 8 | | 23. | 2.4 0.0 2.4 | 46 0 46 | 887 | 8 19 9 | | 24. | 1.8 0.1 1.8 | 35 2 37 | 833 | 9 17 9 | | 25. | 1.7 0.1 1.8 | 35 1 36 | 748 | 8 15 7 | | 26. | 1.7 0.0 1.7 | 31 0 31 | 656 | 6 13 6 | | 27. | 1.5 0.0 1.5 | 24 0 24 | 348 | 6 14 6 | | 28. | 0.8 0.0 0.8 | 13 0 13 | 110 | 9 17 8 | | 29. | 1.5 0.8 2.3 | 17 9 26 | 224 | 7 15 7 | | 30. | 1.8 0.7 2.5 | 27 8 35 | 472 | 7 14 6 | | 31. | 1.7 1.3 3.0 | 32 16 48 | 783 | 7 12 5 | +------+----------------+-------------------+-------+--------------+ | Mean | 0.8 0.4 1.2 | 16.8 4.4 21.2 | 457 | 7 14 6 | +------+----------------+-------------------+-------+--------------+ | Days | 31 31 31 | 31 31 31 | 31 | | +------+----------------+-------------------+-------+--------------+ Based on 423 observations of 21 stations. Araujo,G. L 80 910 31 Kaczmarek,A. L 80 400 5 Barnes,H. L 76 910 10 Kysucka Obs. L2003000 18 Bruegger,S. L 80 400 21 Michalovce Obs. L1502250 16 Chudy,M. L 60 700 20 Rim. Sobota Obs.L1502250 22 Daub,K.-P. L1521200 25 Robeck,G. S2032000 20 Dubois,F. L1252500 21 Ruemmler,F. L 801200 27 Fritsche,S. L 63 840 20 Schroeder,G. L 751200 26 Hoerenz,M. L 60 700 26 Suzuki,M. L100 0 27 Holl,M. L 80 400 24 Tiendesprong ObsL 751200 22 Hurbanovo Obs. L1502250 31 Willi,X. S2001320 5 Joppich,H. L 60 900 6