Viewing archive of Wednesday, 6 January 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 |
|---|---|---|---|---|
| 70 -17 | 0 -1 | C1 | C2.44 | 5 |
Sunspot regions
Region 8421 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -13 | 180 -220 | EAO | N26W89 | |
Region 8422 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 70 | HAX | S22W80 | |
Region 8426 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 | 150 100 | DAO | N15W10 | |
Region 8428 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 6 | 50 40 | CAO | N22W48 | |
Region 8431 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 20 | HSX | S28E56 | |
Solar flares on this day | ||||
| C1.76 C2 | ||||
Region 8432 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N27W35 | |
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