Viewing archive of Tuesday, 23 April 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 |
|---|---|---|---|---|---|
| 282 -1 | 0 -1 | C3.03 | M3.64 | 9 | 3 |
Sunspot regions
Region 13638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 1 | 10 | BXO | S18W64 | |
|
||||
Solar flares on this day | ||||
| C5.4 C4.6 M2.9 | ||||
Region 13639 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -3 | 160 -40 | EAI | N28W58 | |
|
||||
Region 13643 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -1 | 10 -10 | BXO | S13W45 | |
|
||||
Region 13644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 3 | 80 -70 | DAO | N13W15 | |
|
||||
Region 13645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 -1 | 250 -10 | DKC | S08W61 | |
|
||||
Solar flares on this day | ||||
| C4.4 C7.4 | ||||
Region 13646 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 4 | 200 100 | DAI | N21W13 | |
|
||||
Solar flares on this day | ||||
| C6.2 | ||||
Region 13647 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 3 | 190 -10 | DAC | S13W56 | |
|
||||
Region 13648 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 10 | BXO | N18W30 | |
|
||||
Region 13649 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 20 | CSO | N17W75 | |
|
||||
Region 13650 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 4 | 110 10 | CAI | S11W34 | |
|
||||
Region 13652 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -1 | 120 | DSO | N15E03 | |
|
||||
Region 13653 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N02E30 | |
|
||||
Region 13654 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 11 | 160 140 | DAI | S09E34 | |
|
||||
Solar flares on this day | ||||
| M3.64 M3.0 C7.7 | ||||
Region 13655 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -2 | 130 100 | DAO | S27E36 | |
|
||||
Region 13656 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 10 | CRO | S12E46 | |
|
||||
Region 13657 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 | BXO | S11E17 | |
|
||||
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| 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 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |