Viewing archive of Wednesday, 4 March 2015 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 43 5 | 0 | B7.29 | C4 | 4 |
Sunspot regions
Region 12290 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HSX | N22W0* | |
Region 12292 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 3 | 90 20 | DAC | S08W59 | |
|
||||
Solar flares on this day | ||||
| C1.4 C3.96 | ||||
Region 12293 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -8 | 50 -10 | DAO | N06W26 | |
|
||||
Solar flares on this day | ||||
| C1.6 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
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| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
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| March 2026 | 81.4 +3.2 |
| Last 30 days | 81.4 +3.6 |