Viewing archive of Wednesday, 24 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 |
|---|---|---|---|---|---|
| 153 23 | 0 -1 | C1.05 | M1.9 | 10 | 3 |
Sunspot regions
Region 13308 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 | CAO | N12W0* | |
|
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Region 13310 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 2 | 480 130 | CHO | S20W17 | |
|
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Region 13311 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 39 -4 | 470 220 | EAI | N18W09 | |
|
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Solar flares on this day | ||||
| M1.0 C2.0 C2.4 M1.85 C2.9 | ||||
Region 13312 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 3 | 50 20 | CRO | S25E03 | |
|
||||
Solar flares on this day | ||||
| C2.4 C5.0 C5.1 C2.7 | ||||
Region 13313 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 100 -20 | HSX | N22E07 | |
|
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Region 13314 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 | 130 | CSO | N15W18 | |
|
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Region 13315 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 8 | 130 110 | DAI | S17E22 | |
|
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Solar flares on this day | ||||
| M1.01 | ||||
All times in UTC
Latest news
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Latest forum messages
AR4366 744Space Weather Memes 78650 mhz F2 83X8 CME 17Do the high-resolution sunspot counts point to more complex sunspots? 48
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Space weather facts
| Last X-flare | 2026/02/03 | X1.5 |
| Last M-flare | 2026/02/03 | M3.4 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 120.6 +10.9 |