Viewing archive of Thursday, 23 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 |
|---|---|---|---|---|
| 112 -18 | 0 | C1.17 | C5.34 | 8 |
Sunspot regions
Region 8798 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 30 -1 | 350 -100 | EKI | S13W47 | |
Region 8803 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -1 | 50 30 | DAO | S14W57 | |
Solar flares on this day | ||||
| C2.29 | ||||
Region 8804 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 240 -40 | HSX | S18E02 | |
Region 8806 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 37 4 | 1050 110 | FKC | N19E12 | |
Solar flares on this day | ||||
| C2.39 C4.19 C4.97 | ||||
Region 8807 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -1 | 30 | DAO | N10E16 | |
All times in UTC
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