Viewing archive of Saturday, 25 December 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 |
|---|---|---|---|---|
| 128 -17 | 1 1 | B8.85 | C3.43 | 12 |
Sunspot regions
Region 12812 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S11W13 | |
|
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Region 12908 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 50 30 | HAX | S20W80 | |
|
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Region 12912 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HRX | S15W19 | |
|
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Region 12915 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 10 -10 | AXX | N16W16 | |
|
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Region 12916 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 21 4 | 450 50 | EKC | S18E28 | |
|
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Solar flares on this day | ||||
| C1.4 | ||||
Region 12917 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -4 | 20 -30 | CRO | S28W06 | |
|
||||
Solar flares on this day | ||||
| C1.8 C3.1 | ||||
Region 12918 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 2 | 280 140 | DKI | N19E11 | |
|
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Solar flares on this day | ||||
| C1.1 C1.3 C2.3 C3.0 C3.3 C3.2 C3.4 | ||||
Region 12919 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HSX | S11E59 | |
|
||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/21 | M3.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.2 -9.3 |
| Last 30 days | 163.2 +45.8 |