Provisional sunspot numbers February 2015 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 3.5 0.9 4.4 | 60 16 76 | 592 | 1 7 1 | | 02. | 2.1 2.1 4.1 | 46 28 74 | 2058 | 1 8 1 | | 03. | 1.6 1.8 3.4 | 36 27 63 | 798 | 3 8 2 | | 04. | 2.7 0.9 3.6 | 56 16 72 | 1903 | 2 13 3 | | 05. | - - 2.8 | - - 63 | 1911 | 0 9 1 | | 06. | 2.9 1.0 3.8 | 42 21 63 | 1054 | 1 10 2 | | 07. | 2.1 1.0 3.2 | 34 25 59 | 665 | 2 9 2 | | 08. | 2.5 0.8 3.4 | 34 26 60 | 933 | 2 15 4 | | 09. | - - 4.5 | - - 66 | - | 0 3 0 | | 10. | 2.7 0.9 3.6 | 40 18 58 | 835 | 1 4 2 | | 11. | - - 2.1 | - - 30 | - | 0 3 0 | | 12. | - - 2.8 | - - 39 | - | 0 4 0 | | 13. | 2.7 0.2 2.9 | 37 3 40 | 220 | 3 14 3 | | 14. | 2.0 0.2 2.2 | 30 2 32 | 236 | 3 12 4 | | 15. | 2.4 0.6 3.0 | 33 8 41 | 277 | 3 14 5 | | 16. | 1.6 0.7 2.3 | 23 8 31 | 173 | 2 12 1 | | 17. | 2.3 0.0 2.3 | 28 0 28 | 180 | 1 10 3 | | 18. | 3.0 2.0 4.9 | 36 27 63 | 298 | 1 9 3 | | 19. | 3.2 1.6 4.7 | 42 19 61 | 281 | 3 10 2 | | 20. | 1.9 1.1 3.0 | 27 16 43 | - | 2 5 0 | | 21. | - - 2.6 | - - 34 | 96 | 0 6 1 | | 22. | 1.6 0.3 2.0 | 24 3 27 | 51 | 2 14 4 | | 23. | 2.1 0.0 2.1 | 32 0 32 | 202 | 1 6 1 | | 24. | - - 1.6 | - - 25 | 273 | 0 8 2 | | 25. | 1.3 0.0 1.3 | 19 0 19 | 173 | 2 14 2 | | 26. | 1.2 0.0 1.2 | 17 0 17 | 139 | 2 12 3 | | 27. | 1.2 1.2 2.4 | 23 19 42 | 580 | 2 9 2 | | 28. | 1.3 1.3 2.5 | 23 22 45 | 420 | 3 16 5 | +------+----------------+-------------------+-------+--------------+ | Mean | 2.2 0.8 3.0 | 33.7 13.8 46.5 | 598 | 2 9 2 | +------+----------------+-------------------+-------+--------------+ | Days | 22 22 28 | 22 22 28 | 24 | | +------+----------------+-------------------+-------+--------------+ Based on 264 observations of 21 stations. Araujo,G. L 80 910 28 Holl,M. L 80 400 10 Barnes,H. L 76 910 11 Kysucka Obs. L2003000 10 Beltran,G.V. S2001600 15 Morales,G. S 902000 20 Bruegger,S. L 80 400 5 Robeck,G. S2032000 13 Capricornio Obs.L1021500 8 Ruemmler,F. L 801200 14 Chudy,M. L 60 700 11 Schott,G.-L. L 80 910 18 Daub,K.-P. L1521200 15 Schroeder,G. L 751200 16 Dubois,F. L1252500 21 Tiendesprong ObsL 751200 8 Fritsche,S. L 63 840 15 Wallian,D. S2032000 1 Gieseke,R. F 80 0 13 Willi,X. S2001320 4 Hoerenz,M. L 60 700 8