Provisional sunspot numbers December 1996 +------+----------------+-------------------+-------+--------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------+ | 1. | 0.0 0.9 0.9 | 0 18 18 | 252 | 6 7 2 | | 2. | 0.1 0.7 0.8 | 1 10 10 | 65 | 10 12 5 | | 3. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 9 4 | | 4. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 8 2 | | 5. | 0.0 0.0 0.0 | 0 0 0 | - | 5 8 0 | | 6. | 0.0 0.0 0.2 | 0 0 3 | - | 2 5 0 | | 7. | 0.0 0.0 0.2 | 0 0 3 | 0 | 2 5 2 | | 8. | 0.0 0.8 0.8 | 0 9 9 | 24 | 1 1 1 | | 9. | 0.0 0.8 0.8 | 0 15 15 | - | 1 3 0 | | 10. | 0.0 1.3 1.3 | 0 20 20 | 28 | 1 4 1 | | 11. | 0.4 1.4 1.8 | 5 18 23 | 69 | 2 4 1 | | 12. | 0.7 1.0 1.7 | 7 19 26 | 399 | 2 5 1 | | 13. | 0.7 0.7 1.4 | 8 17 25 | 345 | 3 3 2 | | 14. | 0.7 0.7 1.5 | 8 15 23 | 334 | 8 10 5 | | 15. | 0.7 0.7 1.5 | 9 10 19 | 180 | 5 5 3 | | 16. | 0.7 0.4 1.0 | 10 4 14 | 135 | 5 7 2 | | 17. | 0.7 0.5 1.2 | 9 6 15 | 45 | 3 3 1 | | 18. | 0.7 0.5 1.2 | 16 6 22 | 384 | 6 8 1 | | 19. | 0.7 0.2 0.9 | 13 2 15 | 101 | 3 4 3 | | 20. | 0.7 0.0 0.7 | 10 0 10 | 92 | 3 4 3 | | 21. | 1.3 0.1 1.5 | 18 1 19 | 119 | 8 13 7 | | 22. | 1.3 0.0 1.3 | 16 0 16 | 68 | 9 12 5 | | 23. | 0.8 0.0 0.8 | 9 0 9 | 49 | 5 7 2 | | 24. | 0.0 0.2 0.2 | 0 3 3 | 5 | 10 15 7 | | 25. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 8 3 | | 26. | 0.0 0.0 0.0 | 0 0 0 | 0 | 11 16 6 | | 27. | 0.0 0.0 0.0 | 0 0 0 | 0 | 4 4 2 | | 28. | 0.0 0.0 0.0 | 0 0 0 | 0 | 10 16 7 | | 29. | 0.0 0.0 0.0 | 0 0 0 | 0 | 4 7 3 | | 30. | 0.0 0.0 0.0 | 0 0 0 | 0 | 4 7 2 | | 31. | 0.0 0.0 0.0 | 0 0 0 | 0 | 8 13 5 | +------+----------------+-------------------+-------+--------------+ | Mean | 0.3 0.4 0.7 | 4.5 5.6 10.2 | 96 | 5 8 3 | +------+----------------+-------------------+-------+--------------+ | Days | 31 31 31 | 31 31 31 | 28 | | +------+----------------+-------------------+-------+--------------+ Based on 233 observations of 18 stations. Edited by Martin Dillig