Viewing archive of Friday, 22 March 2013 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 54 -6 | 1 | B4.57 | C4.26 | 9 |
Sunspot regions
Region 11695 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 100 -10 | CAO | N10W79 | |
|
||||
Solar flares on this day | ||||
| B9.02 | ||||
Region 11701 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -4 | 30 -30 | HRX | N14W87 | |
|
||||
Region 11702 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 40 20 | DAO | N08W38 | |
|
||||
Region 11703 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 40 | DAO | S25W59 | |
All times in UTC
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| Last M-flare | 2025/04/01 | M2.4 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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