Viewing archive of Sunday, 26 September 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 |
|---|---|---|---|---|
| 67 29 | 2 2 | A9.83 | C1.67 | 2 |
Sunspot regions
Region 12871 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 1 | 90 -50 | DAI | S15W49 | |
|
||||
Solar flares on this day | ||||
| B1.6 B6.3 B2.1 B1.8 C1.6 B2.4 | ||||
Region 12872 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -2 | 40 -20 | CRO | N16W38 | |
|
||||
Solar flares on this day | ||||
| B3.7 | ||||
Region 12877 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 | BXO | S13E06 | |
|
||||
Solar flares on this day | ||||
| B2.8 B2.4 | ||||
Region 12878 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 30 | CRO | S21E34 | |
|
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All times in UTC
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |