| Monthly Preliminary Report | ||||||
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MPR |  |
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| Kjell Inge Malde, Director/Editor | Web: | http://www.cv-helios.net | ||||
| Hunsteinstien 42A, N-4083 Hundvaag NORWAY | Email: | cvhelios@gmail.com | ||||
| Volume 44 Number 12 MPR 528 July 2025 (ISSN 2535-3780) | ||||||
| CV-Helios Network | ||||||
| Monthly Preliminary Report for July 2025 | ||||||
| Solar Cycle 25: Month no. 68 | ||||||
| Report id.: cv9008.html - CV-report no.: 528 | ||||||
| Memno. | Name | Country | CV | Obs | K | Obs. Tot. |
| CV-001 | KJELL INGE MALDE | NORWAY | 122 | 24 | - - - | |
| CV-010 | FRANKY DUBOIS | BELGIUM | 091 | 28 | - - - | |
| CV-019 | ELMAR JUNKER | GERMANY | 181 | 3 | - - - | |
| CV-023 | HARTMUT BRETSCHNEIDER | GERMANY | 066 | 14 | - - - | |
| CV-040 | ROBERTO BATTAIOLA | ITALY | 128 | 5 | - - - | |
| CV-068 | SVEN OVE THIMM | DENMARK | 077 | 13 | - - - | |
| CV-077 | ANDREW JOHNSTON | UNITED KINGDOM | 088 | 22 | - - - | |
| CV-080 | JAN JANSSENS | BELGIUM | 078 | 1 | - - - | |
| CV-082 | PIOTR URBANSKI | POLAND | 124 | 25 | - - - | |
| CV-086 | TOS POLAND | POLAND | 119 | 31 | - - - | |
| CV-091 | GRZEGORZ DALEK | POLAND | 113 | 20 | - - - | |
| CV-102 | PAULO ROBERTO MOSER | BRAZIL | 108 | 28 | - - - | |
| CV-103 | OCTAAF STEEN | BELGIUM | 100 | 20 | - - - | |
| CV-105 | ALEXEY RYBACK | RUSSIA | 121 | 21 | - - - | |
| CV-116 | TERJE BJERKGAARD | NORWAY | 097 | 5 | - - - | |
| CV-122 | VLASTISLAV FEIK | CZECH REPUBLIC | 112 | 15 | - - - | |
| CV-135 | GEMA ARAUJO | SPAIN | 153 | 31 | - - - | |
| CV-136 | FAUSTINO GARCIA | SPAIN | 085 | 19 | - - - | |
| CV-139 | JAVIER ALONSO | SPAIN | 116 | 25 | - - - | |
| CV-151 | JEFFREY CARELS | BELGIUM | 079 | 9 | - - - | |
| CV-171 | WALTER JOSE MALUF | BRAZIL | 143 | 24 | - - - | |
| CV-177 | HENDRIK DE BACKER | BELGIUM | 100 | 31 | - - - | |
| CV-181 | ADAM DERDZIKOWSKI | POLAND | 080 | 5 | - - - | |
| CV-198 | DENIS WALLIAN | FRANCE | 119 | 13 | - - - | |
| CV-204 | STEFAN MEISTER | SWITZERLAND | 086 | 1 | - - - | |
| CV-205 | TOM MANGELSDORF | UNITED STATES | 103 | 1 | - - - | |
| CV-207 | ONDREJOV OBSERVATORY (AI CAS) | CZECH REPUBLIC | 152 | 28 | - - - | |
| CV-208 | JOHAN NEYS | BELGIUM | 109 | 12 | - - - | |
| CV-211 | EDWIN DE CEUNINCK | BELGIUM | 088 | 31 | - - - | |
| CV-213 | DIRK LAURENT | BELGIUM | 091 | 13 | - - - | |
| CV-214 | IGOR GRAGEDA MENDEZ | BOLIVIA | 107 | 30 | - - - | |
| CV-215 | ARNAUD MENGUS | FRANCE | 162 | 3 | - - - | |
| CV-219 | KANDILLI OBSERVATORY | TURKEY | 103 | 31 | - - - | |
| CV-220 | MICHEL FRANGEUL | FRANCE | 077 | 9 | - - - | |
| CV-222 | MILENA NIEMCZYK | POLAND | 068 | 5 | - - - | |
| CV-224 | SWO-NOAA (CV-USAF) | UNITED STATES | 111 | 31 | - - - | |
| Totals | Observers | Days | CV | No | K | Obs. tot. |
| 36 | 31 | 107,11 | 627 | 247091,000 | ||
| Results for Results for July 2025 | ||||||
| Date | CV | Obsrvrs | Obs. 6 rot. |
Obsrvrs. 6 rot. |
CV-6 rot. | CV-13 rot. |
| 1 | 102,54 | 24 | 3260 | 19,88 | 65,52 | 80,11 |
| 2 | 91,32 | 25 | 3272 | 19,95 | 65,25 | 80,04 |
| 3 | 67,81 | 26 | 3284 | 20,02 | 64,88 | 79,88 |
| 4 | 66,46 | 26 | 3296 | 20,10 | 64,59 | 79,69 |
| 5 | 60,00 | 21 | 3306 | 20,16 | 64,34 | 79,43 |
| 6 | 68,60 | 15 | 3306 | 20,16 | 64,03 | 79,25 |
| 7 | 59,25 | 20 | 3313 | 20,20 | 63,76 | 79,06 |
| 8 | 60,76 | 17 | 3312 | 20,20 | 63,58 | 78,92 |
| 9 | 62,90 | 20 | 3314 | 20,21 | 63,47 | 78,75 |
| 10 | 73,82 | 22 | 3318 | 20,23 | 63,61 | 78,59 |
| 11 | 92,00 | 18 | 3319 | 20,24 | 63,71 | 78,50 |
| 12 | 115,68 | 19 | 3321 | 20,25 | 63,81 | 78,44 |
| 13 | 128,05 | 20 | 3325 | 20,27 | 63,96 | 78,41 |
| 14 | 130,13 | 23 | 3333 | 20,32 | 64,07 | 78,39 |
| 15 | 140,14 | 22 | 3336 | 20,34 | 64,18 | 78,39 |
| 16 | 166,37 | 19 | 3334 | 20,33 | 64,29 | 78,39 |
| 17 | 194,67 | 18 | 3337 | 20,35 | 64,46 | 78,38 |
| 18 | 161,48 | 21 | 3341 | 20,37 | 64,49 | 78,27 |
| 19 | 175,12 | 17 | 3337 | 20,35 | 64,55 | 78,16 |
| 20 | 162,75 | 20 | 3343 | 20,38 | 64,62 | 77,98 |
| 21 | 136,33 | 18 | 3350 | 20,43 | 64,65 | 77,76 |
| 22 | 106,18 | 22 | 3354 | 20,45 | 64,61 | 77,52 |
| 23 | 99,29 | 21 | 3362 | 20,50 | 64,60 | 77,29 |
| 24 | 110,68 | 19 | 3368 | 20,54 | 64,60 | 77,09 |
| 25 | 125,11 | 19 | 3374 | 20,57 | 64,72 | 76,93 |
| 26 | 121,00 | 21 | 3382 | 20,62 | 64,82 | 76,76 |
| 27 | 114,50 | 14 | 3384 | 20,63 | 64,82 | 76,55 |
| 28 | 102,41 | 17 | 3383 | 20,63 | 64,70 | 76,30 |
| 29 | 112,65 | 20 | 3390 | 20,67 | 64,50 | 76,11 |
| 30 | 110,29 | 24 | 3392 | 20,68 | 64,34 | 75,96 |
| 31 | 119,42 | 19 | 3389 | 20,66 | 64,19 | 75,81 |
| Totals/ Avrgs. |
110,89 | 20,23 | 3336,61 | 20,35 | 64,38 | 78,10 |
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| Sunspot Regions of month/year July 2025 | ||||||
| Reg,1stD,Rot,Mo.Yr,Cla;Lat,Long,Mvh | Reg,1stD,Rot,Mo.Yr,Cla;Lat,Long,Mvh | |||||
| 4131 01.07.2025 2299 07.2025 DRO 08 210 0017 | 4161 27.07.2025 2300 07.2025 ESO -13 136 0067 | |||||
| 4132 01.07.2025 2299 07.2025 HRX -18 138 0013 | 4162 28.07.2025 2300 07.2025 AXX 17 210 0010 | |||||
| 4133 02.07.2025 2299 07.2025 AXX -17 260 0005 | 4163 28.07.2025 2300 07.2025 BXO 24 206 0010 | |||||
| 4134 06.07.2025 2299 07.2025 DAO -23 144 0024 | 4164 29.07.2025 2300 07.2025 AXX -21 146 0010 | |||||
| 4135 07.07.2025 2299 07.2025 DAI -09 045 0053 | 4165 30.07.2025 2300 07.2025 DSO 12 099 0137 | |||||
| 4136 09.07.2025 2299 07.2025 DKC 19 025 0213 | 4166 30.07.2025 2300 07.2025 DSO 24 197 0028 | |||||
| 4137 09.07.2025 2299 07.2025 DAI 19 111 0053 | 4167 31.07.2025 2300 07.2025 EHI 10 167 0227 | |||||
| 4138 11.07.2025 2299 07.2025 ESO 28 074 0113 | ||||||
| 4139 11.07.2025 2299 07.2025 DKO 22 040 0143 | ||||||
| 4140 11.07.2025 2299 07.2025 DAI -15 349 0049 | ||||||
| 4141 13.07.2025 2299 07.2025 CAO -13 112 0025 | ||||||
| 4142 14.07.2025 2300 07.2025 DAI 02 333 0093 | ||||||
| 4143 14.07.2025 2299 07.2025 DKI 09 011 0182 | ||||||
| 4144 15.07.2025 2300 07.2025 HSX -15 307 0027 | ||||||
| 4145 15.07.2025 2299 07.2025 CRO -24 350 0018 | ||||||
| 4146 16.07.2025 2299 07.2025 HSX 18 029 0013 | ||||||
| 4147 16.07.2025 2300 07.2025 CAO 06 303 0013 | ||||||
| 4148 17.07.2025 2299 07.2025 CAO -07 359 0022 | ||||||
| 4149 19.07.2025 2300 07.2025 EHI 17 246 0183 | ||||||
| 4150 19.07.2025 2300 07.2025 DSO -15 251 0064 | ||||||
| 4151 20.07.2025 2300 07.2025 CRO 10 324 0013 | ||||||
| 4152 21.07.2025 2300 07.2025 HRX 09 227 0013 | ||||||
| 4153 22.07.2025 2300 07.2025 ESO -29 221 0120 | ||||||
| 4154 23.07.2025 2300 07.2025 EAO -15 202 0045 | ||||||
| 4155 24.07.2025 2300 07.2025 EAI -09 188 0030 | ||||||
| 4156 24.07.2025 2300 07.2025 HAX 11 189 0010 | ||||||
| 4157 24.07.2025 2300 07.2025 HSX -19 195 0034 | ||||||
| 4158 24.07.2025 2300 07.2025 CAO -17 296 0017 | ||||||
| 4159 26.07.2025 2300 07.2025 CSO -08 234 0020 | ||||||
| 4160 26.07.2025 2300 07.2025 HSX -08 175 0019 | ||||||
| Average CV-USAF for maximum classifications for 37 regions: 18,35, equivalent to a class FRI | ||||||
| and based on CV-table, maximum achieved is 30,59% | ||||||
| Last update: 13.03.2026 13:39 | ||||||
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