Provisional sunspot numbers July 2021 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 0.7 1.4 2.2 | 9 29 38 | 592 | 3 9 4 | | 02. | 0.8 1.5 2.3 | 14 30 44 | 646 | 4 15 6 | | 03. | 1.1 1.3 2.4 | 15 27 42 | 475 | 4 15 8 | | 04. | 1.4 0.7 2.1 | 20 15 35 | 410 | 4 14 5 | | 05. | 1.5 0.8 2.3 | 19 13 32 | 301 | 3 13 7 | | 06. | 1.6 1.0 2.6 | 21 13 34 | 184 | 5 17 8 | | 07. | 1.0 0.0 1.0 | 14 0 14 | 34 | 5 18 7 | | 08. | 0.8 0.1 0.9 | 9 1 10 | 6 | 3 10 4 | | 09. | - - 0.8 | - - 9 | 7 | 0 5 2 | | 10. | 0.5 0.5 1.0 | 5 7 12 | 37 | 4 14 7 | | 11. | 0.7 0.5 1.2 | 8 6 14 | 64 | 4 15 6 | | 12. | 0.7 0.7 1.4 | 7 8 15 | 58 | 4 17 8 | | 13. | 0.7 0.8 1.5 | 7 9 16 | 57 | 5 14 6 | | 14. | 1.3 0.6 1.9 | 14 7 21 | 76 | 5 15 6 | | 15. | 0.7 0.6 1.3 | 7 7 14 | 58 | 5 14 5 | | 16. | 0.6 1.1 1.7 | 6 14 20 | 122 | 5 14 5 | | 17. | 0.7 1.6 2.3 | 12 21 33 | 153 | 6 16 7 | | 18. | 0.7 1.4 2.1 | 12 19 31 | 256 | 6 17 6 | | 19. | 1.5 0.8 2.3 | 23 10 33 | 295 | 3 11 7 | | 20. | 1.2 0.8 2.0 | 21 10 31 | 316 | 3 12 5 | | 21. | 2.0 1.3 3.4 | 30 17 47 | 326 | 3 10 4 | | 22. | 2.1 2.1 4.2 | 30 24 54 | 333 | 4 13 6 | | 23. | 1.4 1.3 2.7 | 19 14 33 | 190 | 5 16 7 | | 24. | 0.7 0.7 1.5 | 12 8 20 | 95 | 5 16 6 | | 25. | 0.8 1.1 1.9 | 13 12 25 | 86 | 5 20 8 | | 26. | 0.7 0.8 1.5 | 9 9 18 | 40 | 6 16 8 | | 27. | 0.5 0.6 1.1 | 6 7 13 | 9 | 5 15 6 | | 28. | 0.3 0.3 0.6 | 3 3 6 | 5 | 5 16 6 | | 29. | 0.1 0.2 0.3 | 1 3 4 | 68 | 5 17 8 | | 30. | 0.0 0.0 0.0 | 0 0 0 | 0 | 4 17 7 | | 31. | 0.0 0.2 0.2 | 0 2 2 | 1 | 3 14 7 | +------+----------------+-------------------+-------+--------------+ | Mean | 0.9 0.8 1.7 | 12.2 11.5 23.2 | 171 | 4 14 6 | +------+----------------+-------------------+-------+--------------+ | Days | 30 30 31 | 30 30 31 | 31 | | +------+----------------+-------------------+-------+--------------+ Based on 445 observations of 23 stations. Araujo,G. L 80 910 29 Holl,M. L 80 400 30 Barnes,H. L 76 910 13 Hurbanovo Obs. L1502250 30 Barsch,T. L1021000 27 Joppich,H. L 60 900 4 Battaiola,R. S 901250 5 Kaczmarek,A. L 80 400 7 Beltran,G.V. S2001600 31 Kysucka Obs. L2003000 24 Brettel,G. L 901000 21 Meister,S. L125 800 23 Bronst,M. L102 0 29 Rockmann,K. L 901200 16 Bruegger,S. L 80 400 29 Ruemmler,F. L 801200 25 Chudy,M. L 60 700 6 Seiffert,H.-P. L100 500 16 Daub,K.-P. L1521200 20 Selbmann,U. L 63 840 8 Fritsche,S. L 63 840 21 Wallian,D. L120 900 10 Hoerenz,M. L 60 700 21