Provisional sunspot numbers March 2012 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 01. | 1.4 0.0 1.4 | 17 0 17 | 81 | 5 10 3 | | 02. | 1.8 0.0 1.8 | 21 0 21 | 180 | 5 12 4 | | 03. | 2.6 0.8 3.3 | 33 11 44 | 352 | 6 18 9 | | 04. | 3.2 1.3 4.5 | 47 25 72 | 425 | 4 8 4 | | 05. | 2.9 1.8 4.7 | 54 38 92 | 1539 | 4 10 6 | | 06. | 2.6 1.5 4.1 | 59 34 93 | 1944 | 8 19 8 | | 07. | 2.1 1.5 3.5 | 59 26 85 | 2603 | 4 9 4 | | 08. | 1.7 1.6 3.2 | 52 27 79 | 2017 | 5 16 6 | | 09. | 2.4 1.3 3.6 | 61 27 88 | 2541 | 4 14 4 | | 10. | 2.4 0.9 3.3 | 60 19 79 | 1834 | 6 12 6 | | 11. | 3.7 2.0 5.7 | 76 28 104 | 1517 | 4 11 3 | | 12. | 3.2 1.7 4.9 | 61 21 82 | 1366 | 5 11 5 | | 13. | 2.4 0.8 3.2 | 54 9 63 | 1361 | 3 7 3 | | 14. | 2.2 1.0 3.2 | 46 13 59 | 857 | 4 9 4 | | 15. | 2.2 1.5 3.7 | 39 20 59 | 877 | 8 20 8 | | 16. | 2.1 2.1 4.2 | 37 27 64 | 743 | 8 20 7 | | 17. | 1.8 2.6 4.4 | 22 42 64 | 450 | 5 16 4 | | 18. | 1.0 2.3 3.3 | 12 39 51 | 450 | 4 13 5 | | 19. | 1.7 2.3 4.0 | 22 35 57 | 510 | 6 17 7 | | 20. | 2.3 2.6 4.9 | 28 36 64 | 393 | 7 15 6 | | 21. | 1.3 2.6 3.9 | 16 36 52 | 366 | 8 19 8 | | 22. | 1.6 2.2 3.8 | 18 30 48 | 303 | 8 19 7 | | 23. | 2.0 1.6 3.6 | 25 19 44 | 201 | 7 18 7 | | 24. | 2.2 2.6 4.8 | 32 34 66 | 540 | 7 18 7 | | 25. | 1.7 2.5 4.2 | 25 34 59 | 445 | 8 18 7 | | 26. | 2.0 2.6 4.6 | 29 36 65 | 545 | 9 18 6 | | 27. | 1.3 2.8 4.1 | 22 39 61 | 596 | 9 17 7 | | 28. | 1.1 3.2 4.3 | 22 41 63 | 688 | 9 21 8 | | 29. | 1.5 3.9 5.4 | 22 52 74 | 546 | 5 10 4 | | 30. | 1.6 3.0 4.6 | 24 41 65 | 463 | 5 11 7 | | 31. | 2.2 1.8 4.0 | 31 24 55 | 271 | 4 9 5 | +------+----------------+-------------------+-------+--------------+ | Mean | 2.1 1.9 3.9 | 36.3 27.8 64.2 | 871 | 6 14 6 | +------+----------------+-------------------+-------+--------------+ | Days | 31 31 31 | 31 31 31 | 31 | | +------+----------------+-------------------+-------+--------------+ Based on 445 observations of 25 stations. Araujo,G. L 80 910 31 Michalovce Obs. L1502250 17 Barnes,H. L 76 910 13 Moeller,M. L 791000 18 Battaiola,R. S 901250 4 Morales,G. S 902000 27 Beltran,G.V. S2001600 20 Rim. Sobota Obs.L1502250 23 Chudy,M. L 60 700 19 Robeck,G. S2032000 17 Dubois,F. L1252500 23 Ruemmler,F. L 801200 12 Fritsche,S. L 63 840 21 Schott,G.-L. L 80 910 23 Hedewig,R. L 801200 17 Schroeder,G. L 751200 22 Hoerenz,M. L 60 700 17 Suzuki,M. L100 0 22 Holl,M. L 80 400 17 Tiendesprong ObsL 751200 16 Hurbanovo Obs. L1502250 27 Van Slooten,B. L 901300 23 Joppich,H. L 60 900 3 Willi,X. S2001320 5 Kaczmarek,A. L 80 400 8