Viewing archive of Monday, 3 April 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 97 22 | 1 1 | C1.71 | M8.33 | 13 | 3 |
Sunspot regions
Region 12644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 19 11 | 450 250 | FKC | N15W69 | |
|
||||
Solar flares on this day | ||||
| M1.81 C3.3 C8.21 C4.1 M1.05 M8.35 C7.16 C2.26 C3.52 | ||||
Region 12645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 23 -2 | 600 80 | EHC | S09W25 | |
|
||||
Solar flares on this day | ||||
| C5.4 C5.58 C3.73 C3.69 C4.93 C2.43 | ||||
Region 12648 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 20 10 | CRO | S03E61 | |
|
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| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
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