Provisional sunspot numbers January 2000 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 1. | 2.4 0.8 3.2 | 35 13 48 | 1138 | 1 3 2 | | 2. | 2.8 0.7 3.5 | 45 13 58 | 895 | 2 9 4 | | 3. | 2.3 1.1 3.4 | 39 22 61 | 992 | 2 4 1 | | 4. | 4.1 0.8 5.0 | 56 14 70 | 386 | 3 4 1 | | 5. | 4.1 1.7 5.8 | 64 26 90 | 604 | 6 13 5 | | 6. | 3.9 1.9 5.8 | 54 25 79 | 318 | 4 7 2 | | 7. | 4.3 1.7 6.1 | 68 21 89 | 944 | 2 7 5 | | 8. | 2.9 1.8 4.8 | 46 19 66 | 627 | 2 5 2 | | 9. | 2.4 3.2 5.6 | 33 45 78 | 524 | 2 3 2 | | 10. | 1.4 2.2 3.6 | 21 38 58 | 126 | 1 3 1 | | 11. | 1.8 3.2 4.9 | 28 55 83 | 742 | 6 10 3 | | 12. | 2.6 3.6 6.2 | 41 74 115 | 1395 | 6 11 4 | | 13. | 2.4 6.6 9.0 | 39 124 163 | 2508 | 1 4 2 | | 14. | 3.9 6.0 9.9 | 51 114 164 | 1575 | 3 5 1 | | 15. | 4.5 5.1 9.5 | 59 118 177 | 2516 | 5 6 2 | | 16. | 4.2 5.6 9.7 | 59 109 167 | 3669 | 1 5 4 | | 17. | 3.2 4.3 7.5 | 38 105 143 | 1752 | 1 2 1 | | 18. | 3.0 3.5 6.5 | 37 69 106 | 898 | 4 7 2 | | 19. | 2.9 3.9 6.9 | 43 75 117 | 1354 | 4 10 4 | | 20. | 3.0 3.0 5.9 | 44 53 97 | 1418 | 2 3 1 | | 21. | 3.2 2.6 5.7 | 52 41 93 | 780 | 4 5 2 | | 22. | 2.8 3.5 6.3 | 40 47 88 | 844 | 3 5 2 | | 23. | 3.5 2.5 6.0 | 49 34 82 | 551 | 7 12 5 | | 24. | 2.8 2.5 5.3 | 39 39 78 | 502 | 6 14 5 | | 25. | 2.9 2.8 5.7 | 44 42 86 | 550 | 5 13 6 | | 26. | 2.1 3.1 5.1 | 32 42 74 | 597 | 3 5 2 | | 27. | 1.5 3.3 4.8 | 26 47 73 | 828 | 2 6 4 | | 28. | 1.1 2.4 3.6 | 20 36 56 | 611 | 2 6 3 | | 29. | 0.6 2.9 3.6 | 10 41 51 | 301 | 2 3 1 | | 30. | 0.8 2.4 3.2 | 11 32 43 | 299 | 4 11 5 | | 31. | 1.2 3.0 4.2 | 21 38 59 | 471 | 5 7 3 | +------+----------------+-------------------+-------+--------------+ | Mean | 2.7 3.0 5.7 | 40.1 50.7 90.7 | 991 | 3 7 3 | +------+----------------+-------------------+-------+--------------+ | Days | 31 31 31 | 31 31 31 | 31 | | +------+----------------+-------------------+-------+--------------+ Based on 208 observations of 20 stations. Edited by Martin Dillig.