Viewing archive of Thursday, 4 May 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 | M |
|---|---|---|---|---|---|
| 139 -4 | 2 2 | C1.54 | M3.96 | 9 | 1 |
Sunspot regions
Region 13285 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 30 | HSX | S17W0* | |
|
||||
Region 13288 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -4 | 90 -30 | DSO | S23W98 | |
|
||||
Solar flares on this day | ||||
| C2.5 C4.9 C4.0 C2.8 C6.3 C2.5 | ||||
Region 13289 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -3 | 10 -20 | BXO | N20W42 | |
|
||||
Region 13293 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 2 | 240 -50 | DAC | N13E20 | |
|
||||
Solar flares on this day | ||||
| C5.2 C2.5 C3.3 | ||||
Region 13294 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 120 | HSX | S07E49 | |
|
||||
Region 13295 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N15W47 | |
|
||||
Region 13296 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 -1 | 300 130 | DKI | N16E34 | |
|
||||
Solar flares on this day | ||||
| M3.9 | ||||
Region 13297 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 -2 | 500 100 | EKI | N09E50 | |
|
||||
Region 13298 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | S15E32 | |
|
||||
Region 13299 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 30 | DAO | S06E69 | |
|
||||
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Gillam, MB, Yellowknife, NTFairbanks, AK
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| Last M-flare | 2025/03/30 | M1.0 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 127 -27.6 |
| Last 30 days | 127 -25.7 |