Viewing archive of Thursday, 11 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 |
|---|---|---|---|---|
| 84 15 | 0 -1 | C1.43 | C4.59 | 2 |
Sunspot regions
Region 8456 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 4 | 220 80 | ESI | N23E30 | |
Solar flares on this day | ||||
| C2.03 | ||||
Region 8457 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 5 | 200 110 | DAO | N17E48 | |
Region 8458 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 640 250 | DHO | S19E55 | |
Region 8460 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 | HSX | S17E70 | |
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