Viewing archive of Monday, 1 February 1999 - 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 |
|---|---|---|---|---|
| 36 -23 | 0 -2 | B4.29 | C5.5 | 4 |
Sunspot regions
Region 8446 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 2 | 170 10 | DSO | N17W72 | |
Solar flares on this day | ||||
| C5.5 | ||||
Region 8449 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 10 | BXO | N26W86 | |
Region 8451 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 20 | BXO | N28W40 | |
Region 8452 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N22W30 | |
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