Viewing archive of Friday, 10 April 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 | M |
|---|---|---|---|---|---|
| 34 -3 | 0 | B5.71 | M1.14 | 4 | 1 |
Sunspot regions
Region 12318 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 -20 | BXO | N08W08 | |
|
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Region 12320 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -3 | 140 | EAC | S12W25 | |
|
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Solar flares on this day | ||||
| C1.14 M1.14 C4.2 C4.11 C3.86 | ||||
All times in UTC
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Tuesday, 17 March 2026
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CME impact! S4 solar radiation storm
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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 |
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| Monthly mean Sunspot Number | |
|---|---|
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| March 2026 | 84 +5.8 |
| Last 30 days | 84 +6.2 |