Viewing archive of Tuesday, 30 December 2025 - 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 3 | 0 -4 | C1.64 | C5.08 | 9 |
Sunspot regions
Region 14317 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 2 | 200 | DSO | N12W62 | |
|
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Region 14321 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 2 | 240 -80 | DAC | S07W91 | |
|
||||
Solar flares on this day | ||||
| C4.6 | ||||
Region 14323 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -5 | 10 | BXI | S16E25 | |
|
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Region 14324 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -3 | 200 -30 | DAO | N24E24 | |
|
||||
Solar flares on this day | ||||
| C5.0 | ||||
Region 14325 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 3 | 260 60 | EKI | S09E16 | |
|
||||
Solar flares on this day | ||||
| C4.9 C2.9 C2.1 C4.9 C2.2 C2.8 | ||||
Region 14328 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 30 | CRO | S13E08 | |
|
||||
Region 14329 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 10 | BXO | S12E35 | |
|
||||
Region 14330 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 10 | AXX | S13E34 | |
|
||||
Solar flares on this day | ||||
| C4.1 | ||||
Region 14331 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 10 | HRX | S25E48 | |
|
||||
All times in UTC
Latest news
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Latest forum messages
AR 4334 42Source for historical daily sunspot plots 6Current Farside Activity 281AR 4336 47Discussions of unproven theories are no longer allowed 124
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/31 | M7.11 |
| Last geomagnetic storm | 2026/01/02 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 106.7 -17.3 |
| Last 30 days | 102.5 -7.3 |