Viewing archive of Tuesday, 15 April 2025 - 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 | M |
|---|---|---|---|---|---|
| 58 -28 | 1 1 | C1.49 | M1.52 | 4 | 2 |
Sunspot regions
Region 14055 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 | 820 | EKC | N07W0* | |
|
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Solar flares on this day | ||||
| C3.0 C3.0 C4.4 | ||||
Region 14056 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 -20 | HSX | S09W48 | |
|
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Region 14058 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 40 | CAO | N16W0* | |
|
||||
Region 14060 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 2 | 180 40 | DAI | N08W03 | |
|
||||
Region 14061 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 | AXX | N18W45 | |
|
||||
Region 14062 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 180 | DAO | S02E61 | |
|
||||
Solar flares on this day | ||||
| C3.1 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 118.7 -5.3 |
| Last 30 days | 120.4 +5.6 |