Viewing archive of Wednesday, 31 July 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 |
|---|---|---|---|---|---|
| 271 10 | 2 | C4.81 | M7.75 | 4 | 8 |
Sunspot regions
Region 13762 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -1 | 180 | DAC | S11W87 | |
|
||||
Solar flares on this day | ||||
| C8.9 | ||||
Region 13763 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 60 -10 | HSX | N02W49 | |
|
||||
Region 13764 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 70 -10 | CSO | S03W48 | |
|
||||
Region 13765 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 28 -1 | 450 -30 | EKC | S11W35 | |
|
||||
Region 13766 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 26 | 220 -10 | EAI | S07W40 | |
|
||||
Region 13767 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 | 130 10 | DAI | S09W24 | |
|
||||
Solar flares on this day | ||||
| M1.27 | ||||
Region 13768 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 2 | 450 250 | FKC | S16W71 | |
|
||||
Solar flares on this day | ||||
| M7.75 M5.45 | ||||
Region 13769 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 80 | HSX | N22E08 | |
|
||||
Region 13770 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 | 340 80 | DHO | N07W34 | |
|
||||
Solar flares on this day | ||||
| C4.8 C9.2 | ||||
Region 13771 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 10 | AXX | N01W73 | |
|
||||
Region 13772 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 3 | 240 70 | EAI | S25E45 | |
|
||||
Solar flares on this day | ||||
| M6.04 C8.6 | ||||
Region 13773 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 30 | CRO | S06W58 | |
|
||||
Solar flares on this day | ||||
| M1.97 | ||||
Region 13774 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 250 | EKI | S05E70 | |
|
||||
Solar flares on this day | ||||
| M4.8 M4.43 M1.43 M1.03 | ||||
Region 13775 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 40 | CSO | N17E60 | |
|
||||
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/10 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 109 +10.8 |