S O N N E - R e l a t i v z a h l n e t z Provisional sunspot numbers April 1995 +------------------------------------------------------------------+ | | | | | | | Day | Groups | Wolf number | Beck | No. of Obs. | | | | | index | | | | N S Total | N S Total | | N/S T Beck | | | | | | | +------+----------------+-------------------+-------+--------------| | | | | | | | 1. | 0.0 1.1 1.1 | 0 16 16 | 215 | 3 8 6 | | 2. | 0.2 1.0 1.2 | 3 14 17 | 144 | 8 22 8 | | 3. | 0.4 1.2 1.5 | 6 15 21 | 54 | 6 11 2 | | 4. | 0.1 0.3 0.4 | 1 5 7 | 10 | 7 17 6 | | 5. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 19 7 | | 6. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 9 5 | | 7. | 0.0 0.0 0.0 | 0 0 0 | 0 | 5 10 5 | | 8. | 0.0 0.0 0.0 | 0 0 0 | 0 | 7 18 8 | | 9. | 0.1 0.0 0.1 | 2 0 2 | 2 | 6 16 8 | | 10. | 0.0 0.0 0.0 | 0 0 0 | 0 | 3 6 4 | | 11. | 0.0 0.9 0.9 | 0 14 14 | 119 | 5 9 6 | | 12. | 0.0 0.8 0.8 | 0 19 19 | 211 | 3 8 2 | | 13. | 0.8 0.6 1.4 | 11 20 30 | 338 | 10 21 9 | | 14. | 0.8 0.8 1.6 | 12 21 33 | 527 | 6 18 8 | | 15. | 0.7 0.9 1.7 | 15 29 44 | 610 | 3 8 4 | | 16. | 0.8 0.8 1.6 | 17 30 46 | 904 | 6 14 7 | | 17. | 0.8 0.9 1.7 | 16 31 48 | 843 | 3 8 6 | | 18. | 0.8 0.8 1.7 | 17 23 40 | 716 | 3 9 3 | | 19. | 0.8 1.0 1.7 | 13 24 37 | 562 | 8 16 7 | | 20. | 0.5 0.7 1.2 | 7 15 23 | 225 | 7 18 7 | | 21. | 0.1 0.8 0.8 | 1 13 14 | 200 | 13 26 10 | | 22. | 0.0 0.3 0.3 | 0 4 4 | 17 | 7 18 6 | | 23. | 0.0 0.0 0.0 | 0 0 0 | 0 | 8 19 8 | | 24. | 0.0 0.0 0.0 | 0 0 0 | 0 | 9 21 8 | | 25. | 0.0 0.0 0.0 | 0 0 0 | 0 | 8 16 7 | | 26. | 0.0 0.0 0.0 | 0 0 0 | 0 | 8 16 7 | | 27. | 0.0 0.1 0.1 | 0 1 1 | 0 | 6 13 3 | | 28. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 14 5 | | 29. | 0.0 0.0 0.0 | 0 0 0 | 0 | 8 18 6 | | 30. | 0.0 0.0 0.0 | 0 0 0 | 0 | 6 12 7 | |------+----------------+-------------------+-------+--------------| | Mean | 0.2 0.4 0.7 | 4.0 9.8 13.9 | 190 | 6 15 6 | |------+----------------+-------------------+-------+--------------| | Days | 30 30 30 | 30 30 30 | 30 | | |------------------------------------------------------------------| Based on 438 observations of 29 stations. Edited by Martin Dillig