Viewing archive of Tuesday, 22 December 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 | M |
|---|---|---|---|---|---|
| 68 30 | 1 -1 | C1.06 | M2.43 | 4 | 1 |
Sunspot regions
Region 12470 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -9 | 410 -20 | CHO | N14W35 | |
|
||||
Region 12472 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 60 | HAX | N04E78 | |
|
||||
Solar flares on this day | ||||
| C9.08 | ||||
Region 12473 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 | CSO | S22E79 | |
|
||||
Solar flares on this day | ||||
| C4.77 M2.43 C5.92 C1.98 | ||||
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/20 | M2.5 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| December 2024 | 98.4 -54.1 |
| Last 30 days | 116.1 -39.5 |