Viewing archive of Friday, 9 April 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 |
|---|---|---|---|---|
| 139 14 | 1 | B4.71 | C2.53 | 5 |
Sunspot regions
Region 8506 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -9 | 130 -80 | CAO | S26W68 | |
Region 8507 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 -3 | 70 -10 | DSO | N12W10 | |
Region 8508 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 39 18 | 190 70 | DAI | N22E12 | |
Solar flares on this day | ||||
| C1.31 C1.09 C2.53 C1.38 | ||||
Region 8510 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 0 -10 | AXX | S35E24 | |
Region 8511 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 110 -20 | DAO | S17E33 | |
Region 8512 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 10 | BXO | S27E52 | |
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