Viewing archive of Friday, 12 February 1999 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 165 81 | 4 4 | C1.01 | M2.24 | 9 | 2 |
Sunspot regions
Region 8456 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 3 | 220 | EAI | N23E16 | |
Solar flares on this day | ||||
| C8.24 C3.57 | ||||
Region 8457 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 8 | 290 90 | EAO | N16E36 | |
Solar flares on this day | ||||
| M1.09 C3.7 C4.59 | ||||
Region 8458 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 2 | 660 20 | DKO | S22E42 | |
Region 8460 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 100 50 | ESO | S17E61 | |
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