Viewing archive of Wednesday, 31 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 |
|---|---|---|---|---|---|
| 147 3 | 1 -1 | C1.9 | M4.29 | 16 | 3 |
Sunspot regions
Region 13311 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 | HSX | N21W94 | |
|
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Region 13313 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 10 | HSX | N24W80 | |
|
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Region 13315 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -1 | 510 -30 | DKO | S17W62 | |
|
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Solar flares on this day | ||||
| C2.5 C3.3 | ||||
Region 13316 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 10 | AXX | N08W34 | |
|
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Region 13317 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 30 | CRO | N27W68 | |
|
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Region 13318 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 120 10 | DSO | N25W60 | |
|
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Region 13319 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 19 6 | 300 230 | DHI | S18W29 | |
|
||||
Solar flares on this day | ||||
| C5.6 | ||||
Region 13320 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 120 80 | CSO | N09E44 | |
|
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Region 13321 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 260 140 | HHX | S16E52 | |
|
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Region 13322 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -4 | 10 | BXO | N16W52 | |
|
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Region 13323 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 200 | DAO | S07E75 | |
|
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Solar flares on this day | ||||
| C4.3 C7.5 C3.8 M1.3 C5.7 C4.6 C6.0 C9.5 C6.8 M1.06 M4.2 | ||||
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Space weather facts
| Last X-flare | 2024/11/06 | X2.3 |
| Last M-flare | 2024/11/07 | M2.3 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 194.5 +28.1 |
| Last 30 days | 160.1 +7.7 |