Viewing archive of Sunday, 4 May 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 |
|---|---|---|---|---|
| 92 15 | 1 -1 | B8.66 | C5.41 | 7 |
Sunspot regions
Region 14076 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 -20 | HSX | N06W63 | |
|
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Region 14079 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 30 -2 | 1200 | EKC | N08E01 | |
|
||||
Solar flares on this day | ||||
| C1.4 | ||||
Region 14080 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 | BXO | S12W90 | |
|
||||
Region 14081 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 3 | 30 10 | DAO | N07E31 | |
|
||||
Solar flares on this day | ||||
| C1.4 | ||||
Region 14082 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 60 | DAO | S12E67 | |
|
||||
Solar flares on this day | ||||
| C1.7 C2.5 C5.4 C1.4 C1.8 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 92.6 +13.3 |
| Last 30 days | 95.5 +3.7 |
