Viewing archive of Saturday, 25 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 |
|---|---|---|---|---|
| 141 -8 | 1 -1 | C1 | C8.93 | 10 |
Sunspot regions
Region 8798 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -1 | 280 -90 | DAO | S13W73 | |
Region 8803 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 0 -30 | BXO | S13W80 | |
Region 8804 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 300 50 | HHX | S18W25 | |
Region 8806 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 48 20 | 1050 -50 | FKC | N20W14 | |
Solar flares on this day | ||||
| C4.81 | ||||
Region 8807 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 5 | 20 | BXO | N12W11 | |
Solar flares on this day | ||||
| C3.53 | ||||
Region 8809 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N21E67 | |
Region 8810 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HSX | N35E75 | |
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.1 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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| December 2024 | 103.3 -49.2 |
| Last 30 days | 114 -43.9 |