Viewing archive of Friday, 13 December 2013 - 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 |
|---|---|---|---|---|
| 141 -15 | 1 1 | C1 | C6.97 | 3 |
Sunspot regions
Region 11912 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 | HSX | S21W64 | |
|
||||
Region 11916 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -16 | 120 -200 | EAC | S13W90 | |
|
||||
Region 11917 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -1 | 190 -20 | CAI | S15E04 | |
|
||||
Solar flares on this day | ||||
| C3.17 C6.94 | ||||
Region 11918 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 6 | 180 20 | DAO | S08E25 | |
|
||||
Region 11919 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 -10 | AXX | S06W65 | |
|
||||
Region 11920 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 80 -10 | HAX | N13E31 | |
|
||||
Solar flares on this day | ||||
| C1.74 | ||||
Region 11921 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 360 10 | HKX | N08E37 | |
|
||||
Region 11922 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 1 | 90 | DSI | N10W45 | |
|
||||
Region 11923 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 10 | BXO | N18E02 | |
|
||||
Region 11924 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 20 | CRO | S12W73 | |
|
||||
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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