Viewing archive of Friday, 20 February 2015 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 53 -33 | 0 | B6 | C3.35 | 4 |
Sunspot regions
Region 12282 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -4 | 90 -50 | HSX | N10W76 | |
|
||||
Region 12286 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 30 | HSX | S20W80 | |
|
||||
Solar flares on this day | ||||
| C2.21 C1.95 B8.94 B9.8 | ||||
Region 12287 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 4 | 50 20 | DSI | N14E08 | |
|
||||
Solar flares on this day | ||||
| B8.32 | ||||
Region 12288 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -2 | 30 | DSO | S07W52 | |
|
||||
Region 12289 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S07E55 | |
|
||||
Region 12290 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 6 | 30 20 | DRO | N19E54 | |
|
||||
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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