Viewing archive of Sunday, 19 December 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 |
|---|---|---|---|---|
| 154 -36 | 1 | C1.34 | C8.09 | 9 |
Sunspot regions
Region 8794 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -8 | 0 -20 | AXX | S16W53 | |
Solar flares on this day | ||||
| C3.01 | ||||
Region 8797 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -8 | 10 -50 | AXX | S32W57 | |
Region 8798 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 55 7 | 490 -60 | EKI | S13E07 | |
Solar flares on this day | ||||
| C2.87 | ||||
Region 8800 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 | AXX | N10E04 | |
Region 8803 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 19 7 | 100 30 | DAO | S13W02 | |
Region 8804 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 210 60 | CHO | S19E54 | |
Region 8805 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 0 -10 | AXX | N18W41 | |
Region 8806 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 9 | 630 310 | FKI | N19E62 | |
Solar flares on this day | ||||
| C3.16 C2.7 C3.34 C8.09 | ||||
Region 8807 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 | CSO | N11E68 | |
Solar flares on this day | ||||
| C3.76 | ||||
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