Viewing archive of Sunday, 3 June 2018 - 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 |
|---|---|---|---|---|
| 16 -4 | 0 | A6.29 | C1.14 | 1 |
Sunspot regions
Region 12712 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -2 | 30 -30 | CRO | N15W48 | |
|
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Solar flares on this day | ||||
| B2.43 B1.57 B2.86 B2.57 B2.29 C1.13 B2.29 | ||||
All times in UTC
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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AR4366 712Space Weather Memes 784Do the high-resolution sunspot counts point to more complex sunspots? 48X8 CME 12X1.9 CME 1365
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 114 -10 |
| Last 30 days | 118.1 +6.2 |