Viewing archive of Saturday, 17 October 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 | M |
|---|---|---|---|---|---|
| 107 -13 | 1 1 | B4.57 | M1.3 | 3 | 1 |
Sunspot regions
Region 8355 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 0 -20 | AXX | S22W59 | |
Region 8358 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 1 | 120 40 | CSO | N15W41 | |
Solar flares on this day | ||||
| C1.13 M1.3 C1.76 C7.37 | ||||
Region 8359 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 | AXX | N25W84 | |
Region 8360 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 4 | 340 70 | DSO | S18W39 | |
Region 8361 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 3 | 30 20 | CSO | N14W25 | |
Region 8362 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 -10 | HSX | N18E58 | |
Region 8363 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 2 | 40 20 | DSO | N24E31 | |
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| Last M-flare | 2024/11/05 | M2.6 |
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| Spotless days | |
|---|---|
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