Viewing archive of Friday, 5 November 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 | C |
|---|---|---|---|---|
| 40 12 | 1 1 | B1.58 | C2.32 | 2 |
Sunspot regions
Region 12891 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -1 | 30 -60 | DRO | N16W51 | |
|
||||
Solar flares on this day | ||||
| C1.7 B7.7 B7.3 | ||||
Region 12893 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 150 30 | CSO | N16E05 | |
|
||||
Region 12894 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 | HSX | S27E66 | |
|
||||
Solar flares on this day | ||||
| B3.8 B3.1 B8.8 B8.8 C2.3 B3.9 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |