Provisional sunspot numbers June 1999 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 1. | 3.7 3.6 7.3 | 69 60 129 | 1739 | 8 17 7 | | 2. | 3.5 3.3 6.8 | 61 62 123 | 1931 | 5 14 5 | | 3. | 4.1 3.1 7.2 | 70 61 131 | 2293 | 7 18 7 | | 4. | 4.4 3.2 7.6 | 71 60 131 | 2063 | 4 10 4 | | 5. | 4.4 3.6 8.0 | 65 60 126 | 1439 | 7 12 4 | | 6. | 3.7 4.1 7.8 | 64 68 132 | 1395 | 7 13 6 | | 7. | 3.4 3.4 6.8 | 59 58 118 | 1244 | 5 13 4 | | 8. | 4.2 3.5 7.7 | 68 52 120 | 1176 | 4 11 3 | | 9. | 4.6 3.8 8.3 | 90 50 140 | 1820 | 6 13 4 | | 10. | 4.6 3.0 7.7 | 95 38 134 | 1886 | 5 10 3 | | 11. | 4.6 3.5 8.1 | 96 46 142 | 2529 | 4 9 3 | | 12. | 4.8 3.7 8.5 | 99 62 161 | 2815 | 7 14 8 | | 13. | 5.4 4.3 9.7 | 104 69 173 | 2438 | 7 12 4 | | 14. | 4.6 3.8 8.4 | 86 63 149 | 2377 | 7 15 6 | | 15. | 3.8 4.0 7.7 | 67 66 133 | 2041 | 7 15 6 | | 16. | 3.1 3.6 6.7 | 55 57 112 | 1442 | 5 13 5 | | 17. | 3.1 2.9 6.0 | 51 47 97 | 1074 | 6 14 5 | | 18. | 2.8 2.3 5.1 | 49 30 79 | 659 | 5 11 5 | | 19. | 3.5 1.6 5.1 | 53 20 72 | 518 | 6 12 5 | | 20. | 3.5 1.0 4.6 | 46 11 58 | 359 | 3 12 3 | | 21. | 5.3 0.9 6.3 | 78 11 88 | 1060 | 5 15 5 | | 22. | 6.0 1.1 7.1 | 89 16 105 | 1021 | 5 16 5 | | 23. | 6.8 2.0 8.8 | 102 30 131 | 1555 | 4 14 4 | | 24. | 7.5 2.8 10.3 | 133 47 180 | 2755 | 5 15 5 | | 25. | 7.1 2.8 9.9 | 134 48 182 | 3468 | 5 15 7 | | 26. | 6.6 2.0 8.6 | 141 43 184 | 4662 | 5 16 6 | | 27. | 4.8 2.9 7.6 | 109 62 171 | 4194 | 5 11 3 | | 28. | 4.7 3.4 8.1 | 101 73 173 | 4018 | 5 13 5 | | 29. | 4.1 2.8 7.0 | 86 71 158 | 4067 | 4 8 3 | | 30. | 5.0 2.9 7.9 | 74 87 161 | 3086 | 4 11 3 | +------+----------------+-------------------+-------+--------------+ | Mean | 4.6 3.0 7.6 | 82.2 50.9 133.1 | 2104 | 5 13 5 | +------+----------------+-------------------+-------+--------------+ | Days | 30 30 30 | 30 30 30 | 30 | | +------+----------------+-------------------+-------+--------------+ Based on 392 observations of 20 stations. Edited by Martin Dillig