Viewing archive of Friday, 22 February 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 |
|---|---|---|---|---|
| 79 4 | 0 | B3.29 | C1.49 | 3 |
Sunspot regions
Region 11671 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 70 -20 | HSX | N15W73 | |
Region 11673 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -6 | 10 -70 | BXO | S11W10 | |
Region 11675 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 10 | HSX | N13W38 | |
Region 11676 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 50 | HSX | S19E13 | |
Region 11678 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 -2 | 470 110 | DKC | N11W67 | |
Solar flares on this day | ||||
| B7.87 C1.47 C1.17 C1.27 | ||||
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| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| Last 30 days | 163.2 +18.4 |