Viewing archive of Friday, 20 September 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 |
|---|---|---|---|---|
| 113 4 | 3 2 | B9.37 | C3.98 | 1 |
Sunspot regions
Region 13825 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -5 | 110 -20 | ESO | S16W33 | |
|
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Region 13827 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 120 10 | CAO | S26E07 | |
|
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Region 13828 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 5 | 150 | CAI | S12E19 | |
|
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Region 13829 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N12W0* | |
|
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Region 13831 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -3 | 80 -20 | DAO | N12W09 | |
|
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Solar flares on this day | ||||
| C3.9 | ||||
Region 13832 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 20 | CRO | N13W45 | |
|
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Region 13833 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N21W02 | |
|
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Region 13834 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 110 | DSO | S14E65 | |
|
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All times in UTC
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AR 3906 8>500 meV 23Filaments and prominences 561Suggestion - Can admins automatically generate "official" AR topic threads as the regions appear and are numbered? 2Comment limitation 6
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/23 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 144.1 -22.3 |
| Last 30 days | 158.7 +10.9 |