Viewing archive of Monday, 20 December 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 |
|---|---|---|---|
| 30 1 | 0 | B1.86 | B5.61 |
Sunspot regions
Region 10712 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 10 -20 | BXO | S11E24 | |
Region 10713 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 3 | 120 20 | CSO | S10E46 | |
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