Viewing archive of Wednesday, 27 September 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 35 -5 | 0 | B1.16 | C2.51 | 1 |
Sunspot regions
Region 12681 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 120 20 | CSO | S15W09 | |
|
||||
Region 12682 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 180 -20 | HAX | S11E46 | |
|
||||
Solar flares on this day | ||||
| B3.15 | ||||
Region 12683 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 160 -100 | DAO | N12E60 | |
|
||||
Solar flares on this day | ||||
| C2.49 | ||||
All times in UTC
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| Last M-flare | 2024/12/22 | M1.0 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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