Viewing archive of Tuesday, 15 September 1998 - 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 |
|---|---|---|---|---|
| 71 -35 | 0 | B3.86 | C2.81 | 1 |
Sunspot regions
Region 8328 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 60 -20 | HSX | S17W61 | |
Region 8329 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 190 -20 | DSO | N14W73 | |
Region 8330 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 30 | HSX | S23W26 | |
Region 8331 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 21 -2 | 100 -80 | EAO | N26W23 | |
Region 8333 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 60 -140 | HSX | N14W91 | |
Region 8334 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 0 -30 | BXO | S24W73 | |
Region 8335 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 190 -20 | DAO | S22E40 | |
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Whitehorse, YTAnchorage, AK, Fairbanks, AK, Juneau, AK
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07:39 UTC - Solar flare
Moderate M1.03 flare from sunspot region 4055
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| Last M-flare | 2025/04/11 | M1.0 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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