Viewing archive of Thursday, 17 December 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 |
|---|---|---|---|---|
| 52 3 | 0 | B4 | C2.51 | 4 |
Sunspot regions
Region 12468 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 30 20 | CRO | S16W13 | |
|
||||
Solar flares on this day | ||||
| C1.13 | ||||
Region 12469 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 20 -10 | HAX | N18E13 | |
|
||||
Region 12470 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -4 | 530 -80 | EKO | N14E31 | |
|
||||
Solar flares on this day | ||||
| C1.03 C1.88 C2.46 | ||||
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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