Viewing archive of Saturday, 21 August 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 |
|---|---|---|---|---|---|
| 79 14 | 0 -1 | C1.43 | M8.46 | 5 | 2 |
Sunspot regions
Region 8668 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -2 | 290 -60 | CKO | N22W11 | |
Region 8672 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -6 | 20 -20 | CRO | N16W31 | |
Region 8673 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 280 180 | HHX | S19E66 | |
Region 8674 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 180 | EKO | S24E66 | |
Solar flares on this day | ||||
| C7.46 M5.33 | ||||
All times in UTC
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