Viewing archive of Tuesday, 21 May 2024 - 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 |
|---|---|---|---|---|---|
| 146 22 | 2 2 | C1.52 | M1.98 | 7 | 1 |
Sunspot regions
Region 13674 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -4 | 80 -20 | HSX | S14W69 | |
|
||||
Solar flares on this day | ||||
| C3.9 | ||||
Region 13679 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 2 | 250 100 | EKI | S09W46 | |
|
||||
Solar flares on this day | ||||
| C6.8 M1.9 | ||||
Region 13682 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 0 | AXX | N14W36 | |
|
||||
Region 13683 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -11 | 70 -30 | DSO | S23W87 | |
|
||||
Solar flares on this day | ||||
| C4.3 C4.8 C1.9 C6.9 C6.5 | ||||
Region 13684 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 3 | 80 60 | DAO | S06W19 | |
|
||||
Region 13685 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 -3 | 380 30 | EHC | S12E02 | |
|
||||
Region 13686 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -3 | 120 | CAO | S07E12 | |
|
||||
Region 13687 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N15W26 | |
|
||||
Region 13688 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | S12E28 | |
|
||||
Region 13689 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 30 | CRO | S07E53 | |
|
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |