Viewing archive of Monday, 28 December 2009 - 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 |
|---|---|---|---|
| 17 | 0 | A2 | A6.16 |
Sunspot regions
Region 11039 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 100 90 | DSO | S27E31 | |
All times in UTC
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| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/17 | M7.1 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| May 2024 | 157.2 +20.7 |
| Last 30 days | 174.3 +64.2 |