Average Zürich/McIntosh-classifications performed by CV-Helios Network |
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HISTORICAL CLASSIFICATIONS |
ZÜRICH/McINTOSH-CLASSIFICATIONS DISTRIBUTION for 1986 |
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100,0% |
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A |
B |
C |
D |
E |
F |
H |
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1986 |
<<<<<< Year 1986 |
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AXX |
BXO |
CRO |
DRO |
ERO |
FRO |
HRX |
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SUNSPOT CLASS |
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28,8% |
13,2% |
5,6% |
1,0% |
0,0% |
0,0% |
1,0% |
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1st letter |
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Observing members |
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BXI |
CRI |
DRI |
ERI |
FRI |
HAX |
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393 |
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CV-mem. |
Observer name |
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0,5% |
0,0% |
0,3% |
0,0% |
0,0% |
1,8% |
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A |
113 |
28,8% |
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CV-224 |
SWO-NOAA (CV-USAF) |
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CAO |
DAO |
EAO |
FAO |
HSX |
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B |
54 |
13,7% |
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3,3% |
2,3% |
0,0% |
0,0% |
10,4% |
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C |
92 |
23,4% |
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CAI |
DAI |
EAI |
FAI |
HKX |
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D |
60 |
15,3% |
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0,5% |
1,8% |
0,0% |
0,3% |
0,5% |
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E |
10 |
2,5% |
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CSO |
DSO |
ESO |
FSO |
HHX |
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F |
4 |
1,0% |
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11,7% |
3,3% |
0,0% |
0,0% |
1,5% |
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H |
60 |
15,3% |
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CSI |
DSI |
ESI |
FSI |
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0,3% |
0,3% |
0,0% |
0,0% |
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MAIN SUNSPOT TYPE |
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CKO |
DAC |
EAC |
FAC |
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2nd letter |
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0,3% |
0,0% |
0,0% |
0,0% |
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393 |
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CKI |
DSC |
ESC |
FSC |
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X |
167 |
42,5% |
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0,3% |
0,0% |
0,0% |
0,0% |
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R |
31 |
7,9% |
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CHO |
DKO |
EKO |
FKO |
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A |
39 |
9,9% |
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1,5% |
1,0% |
0,5% |
0,3% |
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S |
102 |
26,0% |
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CHI |
DKI |
EKI |
FKI |
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K |
38 |
9,7% |
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0,0% |
3,1% |
1,8% |
0,0% |
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H |
16 |
4,1% |
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DHO |
EHO |
FHO |
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0,5% |
0,0% |
0,3% |
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SUNSPOT DISTRIBUTION |
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DHI |
EHI |
FHI |
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3rd letter |
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0,0% |
0,0% |
0,3% |
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393 |
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DKC |
EKC |
FKC |
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X |
173 |
44,0% |
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1,8% |
0,3% |
0,0% |
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O |
176 |
44,8% |
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DHC |
EHC |
FHC |
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I |
36 |
9,2% |
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0,0% |
0,0% |
0,0% |
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C |
8 |
2,0% |
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Updated 26.07.2025 20:03 |
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1 of 9 observers |
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ZÜRICH/McINTOSH-CLASSIFICATIONS
DISTRIBUTION for 1986 |
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