Viewing archive of Wednesday, 12 April 2023 - 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 |
|---|---|---|---|---|
| 127 24 | 2 1 | C1.04 | C6.17 | 6 |
Sunspot regions
Region 13272 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 32 -4 | 250 | FKC | S21W02 | |
|
||||
Solar flares on this day | ||||
| C5.2 | ||||
Region 13273 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 -1 | 90 -10 | CSO | N10W16 | |
|
||||
Region 13275 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 40 -10 | HSX | N19E35 | |
|
||||
Region 13276 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 20 -60 | HSX | S21E57 | |
|
||||
Solar flares on this day | ||||
| C2.8 | ||||
Region 13277 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 20 10 | BXO | N10E06 | |
|
||||
Region 13278 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N14W34 | |
|
||||
Region 13279 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 150 | DAI | S20E60 | |
|
||||
Solar flares on this day | ||||
| C3.4 C6.1 C1.9 C1.8 C1.9 C4.8 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/08 | M1.8 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 162.7 +70.9 |
| Last 30 days | 108 +13.3 |