Viewing archive of Thursday, 19 December 2024 - 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 |
|---|---|---|---|---|---|
| 96 14 | 1 | C2.01 | M3.81 | 9 | 3 |
Sunspot regions
Region 13920 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 -20 | HSX | N22W93 | |
|
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Region 13922 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 230 30 | DAI | S19W53 | |
|
||||
Region 13924 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -4 | 280 -20 | EKO | S19W82 | |
|
||||
Solar flares on this day | ||||
| M1.6 C7.2 C3.1 C3.4 | ||||
Region 13925 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N10W21 | |
|
||||
Region 13926 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 100 -40 | HSX | S20E16 | |
|
||||
Region 13927 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 4 | 140 -10 | DAI | S08E56 | |
|
||||
Solar flares on this day | ||||
| C3.2 C5.0 C4.6 C5.0 | ||||
Region 13928 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 80 | DAO | S14E60 | |
|
||||
Solar flares on this day | ||||
| C7.1 C7.6 C5.9 M3.81 M1.7 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |