Viewing archive of Thursday, 21 July 2011 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 56 -23 | 0 | B2.57 | B5.18 |
Sunspot regions
Region 11250 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 -70 | HSX | S26W90 | |
Region 11251 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 70 -20 | HSX | N17W49 | |
Region 11254 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 2 | 110 30 | CSO | S22W17 | |
Solar flares on this day | ||||
| B4.04 | ||||
Region 11258 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 20 -20 | HRX | N12W65 | |
Region 11259 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 9 | 80 -20 | CSO | N25E42 | |
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| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.1 |
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| Spotless days | |
|---|---|
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