Viewing archive of Wednesday, 20 October 2004 - Sunspot regions
It appears that the image of the visible solar disk for this day in history is missing.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 129 43 | 1 | B3 | M3.76 | 2 | 1 |
Sunspot regions
Region 10682 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -6 | 120 -10 | EAO | S13W19 | |
Region 10683 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -5 | 60 10 | BXO | S11W05 | |
Region 10684 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 40 20 | CSO | S04E41 | |
Region 10685 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -2 | 30 10 | CSO | S06E12 | |
Region 10686 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S20E31 | |
Region 10687 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 120 | DAO | N10E79 | |
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| Spotless days | |
|---|---|
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