Viewing archive of Wednesday, 6 October 2021 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 22 -5 | 0 | B1.13 | B7.66 |
Sunspot regions
Region 12880 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -5 | 20 -100 | HRX | N31W50 | |
|
||||
Solar flares on this day | ||||
| B1.9 | ||||
Region 12882 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 240 40 | CSO | N17E39 | |
|
||||
Solar flares on this day | ||||
| B5.0 B1.5 B2.0 B2.4 B2.4 B3.1 B7.9 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.5 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| December 2025 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |