Viewing archive of Saturday, 30 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 | C |
|---|---|---|---|---|
| 76 -6 | 1 1 | B3.31 | C3.92 | 7 |
Sunspot regions
Region 12886 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 -70 | HSX | S19W95 | |
|
||||
Region 12887 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -9 | 210 -40 | DSO | S28W35 | |
|
||||
Solar flares on this day | ||||
| B6.5 B8.1 C1.0 B6.4 B7.0 | ||||
Region 12889 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 10 | AXX | S23W09 | |
|
||||
Region 12891 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 4 | 240 -110 | EAC | N18E29 | |
|
||||
Solar flares on this day | ||||
| B6.6 C3.9 B6.8 C1.0 C1.1 C1.7 C0.9 C3.1 C1.3 B7.9 B6.6 | ||||
Region 12892 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N27W16 | |
|
||||
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| 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 |