Viewing archive of Tuesday, 30 September 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 | M |
|---|---|---|---|---|---|
| 171 1 | 1 -2 | C1.77 | M2.68 | 6 | 3 |
Sunspot regions
Region 14225 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 120 | HSX | N08W0* | |
|
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Region 14226 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 90 20 | HSX | S09W62 | |
|
||||
Solar flares on this day | ||||
| M2.68 C4.0 | ||||
Region 14230 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 | 190 90 | DAI | S11W37 | |
|
||||
Solar flares on this day | ||||
| C3.0 | ||||
Region 14232 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 6 | 250 | DHI | N04E22 | |
|
||||
Solar flares on this day | ||||
| M1.2 | ||||
Region 14233 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 3 | 120 60 | DAO | N17E21 | |
|
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Region 14235 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 30 5 | HSX | N27E23 | |
|
||||
Region 14236 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 21 9 | 250 170 | DKC | N10E12 | |
|
||||
Solar flares on this day | ||||
| C3.8 C3.6 C2.8 | ||||
Region 14237 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 | BXO | N14W21 | |
|
||||
Region 14238 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 1 | 60 50 | DAO | S15W42 | |
|
||||
Solar flares on this day | ||||
| M1.8 | ||||
Region 14239 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 80 35 | HSX | S10W44 | |
|
||||
Region 14240 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N16E67 | |
|
||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 74.8 -3.4 |
| Last 30 days | 52.1 -75.8 |