| CV-Helios Network | ||||||
| Solar Cycle 23 | ||||||
| Report for 2nd Quarter 1997 | ||||||
| Report no.: 97Q2 | CV-Qrpt. no. 64 | |||||
| CV: | 13,4 | OBS.: 1144 | ||||
| Days obs.: 90 | COVER: 100% | |||||
| OBSERVATIONS | ||||||
| Month | April | May | June | |||
| Date | CV | Observers | CV | Observers | CV | Observers |
| 1 | 15,5 | 14 | 0,7 | 14 | 15,5 | 8 |
| 2 | 25,0 | 15 | 0,8 | 16 | 35,1 | 11 |
| 3 | 41,3 | 14 | 1,1 | 14 | 21,9 | 15 |
| 4 | 32,8 | 12 | 0,9 | 11 | 24,8 | 14 |
| 5 | 12,7 | 7 | 9,5 | 11 | 24,5 | 15 |
| 6 | 11,2 | 14 | 8,9 | 8 | 24,7 | 12 |
| 7 | 9,4 | 16 | 16,9 | 14 | 20,9 | 15 |
| 8 | 5,1 | 15 | 16,3 | 10 | 16,1 | 14 |
| 9 | 17,8 | 13 | 20,3 | 10 | 10,6 | 13 |
| 10 | 27,8 | 14 | 18,8 | 11 | 4,7 | 15 |
| 11 | 21,9 | 14 | 23,4 | 10 | 3,2 | 13 |
| 12 | 10,0 | 12 | 20,6 | 12 | 6,9 | 17 |
| 13 | 19,5 | 14 | 17,3 | 14 | 8,1 | 13 |
| 14 | 31,8 | 13 | 16,4 | 15 | 7,5 | 11 |
| 15 | 38,9 | 16 | 12,6 | 16 | 8,2 | 14 |
| 16 | 25,3 | 16 | 4,6 | 16 | 10,6 | 13 |
| 17 | 7,5 | 13 | 3,6 | 15 | 5,8 | 14 |
| 18 | 2,0 | 15 | 13,8 | 13 | 4,2 | 15 |
| 19 | 1,1 | 15 | 25,6 | 14 | 3,1 | 15 |
| 20 | 0,9 | 11 | 42,3 | 12 | 2,2 | 13 |
| 21 | 0,4 | 16 | 64,7 | 11 | 1,7 | 7 |
| 22 | 0,5 | 11 | 52,3 | 9 | 1,1 | 12 |
| 23 | 2,3 | 16 | 38,2 | 9 | 2,8 | 13 |
| 24 | 1,5 | 13 | 25,8 | 15 | 4,0 | 12 |
| 25 | 1,1 | 9 | 23,7 | 11 | 7,0 | 12 |
| 26 | 7,6 | 11 | 19,1 | 10 | 5,2 | 10 |
| 27 | 10,2 | 6 | 11,6 | 8 | 6,4 | 11 |
| 28 | 10,7 | 10 | 4,2 | 13 | 3,0 | 14 |
| 29 | 1,8 | 4 | 8,7 | 12 | 1,3 | 12 |
| 30 | 1,2 | 9 | 7,2 | 16 | 1,3 | 10 |
| 31 | 5,5 | 13 | ||||
| Average CV | 13,4 | CV for 2nd Quarter 1997 | ||||
| Average CV-USAF | 7,3 | |||||
| Total no. obs. | 378 | |||||
| Average Std. Dev. | 8,6 | |||||
| Std. Dev. | 9,73 | |||||
| Rel Std. Dev. | 113,1 % | |||||
| OBSERVERS | ||||||
| 20 observers | 11 countries | 12,5 | 1144 | 1,000 | 22706 | |
| Observer | Country | CV | Obs. | K | Obs. Tot. | |
| CV-001 MALDE, KJELL INGE | NORWAY | 11,5 | 33 | 0,918 | 3248 | |
| CV-010 DUBOIS, FRANKY | BELGIUM | 16,7 | 78 | 1,339 | 1553 | |
| CV-014 GÖTZ, MARTIN | DENMARK | 9,4 | 48 | 0,753 | 1010 | |
| CV-018 BRANDL, FRANZ | GERMANY | 38,0 | 83 | 3,040 | 2085 | |
| CV-019 JUNKER, ELMAR | GERMANY | 7,6 | 37 | 0,612 | 765 | |
| CV-020 HOLL, MANFRED | GERMANY | 9,5 | 58 | 0,762 | 1189 | |
| CV-021 BARNES, HOWARD | NEW ZEALAND | 11,1 | 50 | 0,887 | 1208 | |
| CV-022 VIERTEL, ANDREAS | GERMANY | 10,6 | 69 | 0,850 | 1292 | |
| CV-023 BRETSCHNEIDER, HARTMUT | GERMANY | 9,6 | 45 | 0,766 | 762 | |
| CV-026 SLOVAK C.A.A., | SLOVAKIA | 10,2 | 86 | 0,819 | 1359 | |
| CV-030 REßIN, ARMIN | GERMANY | 6,2 | 57 | 0,497 | 540 | |
| CV-031 SACRAMENTO PEAK OBS., | UNITED STATES | 13,7 | 56 | 1,096 | 780 | |
| CV-032 EGGER, FRITZ | SWITZERLAND | 9,0 | 77 | 0,719 | 511 | |
| CV-033 SZULC, MIECZYSLAW | POLAND | 10,7 | 50 | 0,852 | 279 | |
| CV-036 BROMME, HEIKO | GERMANY | 9,1 | 56 | 0,730 | 126 | |
| CV-037 WYDRA, KRZYSZTOF | POLAND | 20,0 | 71 | 1,601 | 112 | |
| CV-040 BATTAIOLA, ROBERTO | ITALY | 14,5 | 41 | 1,160 | 62 | |
| CV-041 ROTHERMEL, JENS | GERMANY | 9,1 | 17 | 0,729 | 309 | |
| CV-064 STRICKLING, WOLFGANG | GERMANY | 12,7 | 52 | 1,018 | 130 | |
| CV-067 ELEIZALDE, GONTRAN | VENEZUELA | 10,7 | 80 | 0,852 | 501 | |
| CV-Helios Network 25.02.2006 time 11:13 | ||||||
| Thanks to all who contributed to CV-observing in 2nd Quarter 1997 | ||||||
| Data above also available at | ||||||
| http://www.cv-helios.net/cv97q2.html | ||||||
| Best regards, | ||||||
| Kjell Inge Malde | ||||||
| CV-Helios Network | ||||||
| ************************************************ | ||||||
| CV-Helios Network | ||||||
| Classification Values after Malde - 1981 | ||||||
| Kjell Inge Malde | ||||||
| Terje Vigens vei 13 | ||||||
| N-4085 Hundvaag - NORWAY | ||||||
| Cell: +47 98692856 | ||||||
| www.cv-helios.net | ||||||
| CV-observations - www.cv-helios.net/cvobs.html | ||||||
| cv@cv-helios.net | ||||||
| SolarAstronomy@yahoogroups.com | ||||||
| SERVING AMATEUR SOLAR ASTRONOMY SINCE 1981 | ||||||
| in solis vitae - "there is life in the sun" | ||||||
| ************************************************ | ||||||