Viewing archive of Sunday, 18 January 2015 - Sunspot regions
It appears that the image of the visible solar disk for this day in history is missing.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 78 29 | 2 2 | B6.57 | C1.55 | 2 |
Sunspot regions
Region 12259 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 1 | 100 -30 | DAO | S16W48 | |
|
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Solar flares on this day | ||||
| C1.37 | ||||
Region 12260 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 | CAO | N09W0* | |
Region 12261 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 -10 | AXX | S11W34 | |
|
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Region 12263 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 10 -20 | BXO | N22E21 | |
|
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All times in UTC
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| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
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