Provisional sunspot numbers December 2012 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 2.2 0.3 2.5 | 38 4 42 | 579 | 2 7 2 | | 02. | 2.3 0.0 2.3 | 36 0 36 | 279 | 1 7 1 | | 03. | 2.6 0.0 2.6 | 35 0 35 | 346 | 5 11 4 | | 04. | 2.6 0.2 2.8 | 33 2 35 | 346 | 3 6 2 | | 05. | 2.7 0.4 3.2 | 34 5 39 | 264 | 5 11 4 | | 06. | 1.8 0.1 1.9 | 23 1 24 | 186 | 4 8 4 | | 07. | 1.8 0.0 1.8 | 20 0 20 | 129 | 5 12 6 | | 08. | 2.8 0.0 2.8 | 36 0 36 | 182 | 1 6 2 | | 09. | 2.2 0.0 2.2 | 31 0 31 | 325 | 2 8 4 | | 10. | 1.5 0.0 1.5 | 29 0 29 | 447 | 1 4 1 | | 11. | 1.6 0.0 1.6 | 30 0 30 | 518 | 3 9 5 | | 12. | 2.8 0.1 2.9 | 52 1 53 | 775 | 4 8 3 | | 13. | 2.7 0.1 2.9 | 46 2 48 | 615 | 4 6 2 | | 14. | 2.1 0.0 2.1 | 37 0 37 | 461 | 4 9 4 | | 15. | 1.7 1.7 3.4 | 31 24 55 | 562 | 2 9 6 | | 16. | 1.8 1.5 3.4 | 28 20 48 | 529 | 2 6 1 | | 17. | 1.3 2.6 3.8 | 18 35 53 | 455 | 1 3 1 | | 18. | 1.0 2.0 2.9 | 13 29 42 | - | 1 4 0 | | 19. | 1.1 1.5 2.7 | 13 23 36 | 346 | 2 5 1 | | 20. | 1.1 2.0 3.1 | 14 34 48 | 1131 | 3 8 1 | | 21. | 0.9 1.3 2.3 | 13 25 38 | 577 | 2 4 2 | | 22. | - - 3.3 | - - 72 | - | 0 3 0 | | 23. | 1.0 2.5 3.6 | 27 47 74 | - | 1 4 0 | | 24. | 0.9 1.6 2.6 | 24 25 49 | - | 2 6 0 | | 25. | 1.4 0.8 2.1 | 29 10 39 | 380 | 2 7 1 | | 26. | 2.1 0.3 2.4 | 36 3 39 | 413 | 3 9 4 | | 27. | 2.4 0.6 3.0 | 33 8 41 | 370 | 3 7 3 | | 28. | 2.5 0.9 3.4 | 30 13 43 | 202 | 2 11 5 | | 29. | 2.4 0.8 3.3 | 28 11 39 | 215 | 5 11 6 | | 30. | 2.6 0.8 3.5 | 33 11 44 | 243 | 5 16 8 | | 31. | 3.1 1.5 4.6 | 47 17 64 | 417 | 3 7 3 | +------+----------------+-------------------+-------+--------------+ | Mean | 2.0 0.8 2.8 | 29.9 11.7 42.5 | 418 | 3 7 3 | +------+----------------+-------------------+-------+--------------+ | Days | 30 30 31 | 30 30 31 | 27 | | +------+----------------+-------------------+-------+--------------+ Based on 232 observations of 22 stations. Araujo,G. L 80 910 27 Junker,E. L 50 600 3 Barnes,H. L 76 910 8 Kaczmarek,A. L 80 400 4 Beltran,G.V. S2001600 17 Michalovce Obs. L1502250 2 Bruegger,S. L 80 400 3 Moeller,M. L 791000 10 Chudy,M. L 60 700 3 Morales,G. S 902000 23 Dubois,F. L1252500 18 Rim. Sobota Obs.L1502250 5 Fritsche,S. L 63 840 14 Robeck,G. S2032000 13 Hedewig,R. L 801200 12 Schroeder,G. L 751200 16 Hoerenz,M. L 60 700 4 Suzuki,M. L100 0 25 Holl,M. L 80 400 8 Tiendesprong ObsL 751200 4 Hurbanovo Obs. L1502250 12 Willi,X. S2001320 1