Viewing archive of Tuesday, 31 January 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 |
|---|---|---|---|---|
| 65 -2 | 0 -1 | B7.21 | C4.88 | 7 |
Sunspot regions
Region 13201 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 | HSX | N23W36 | |
|
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Region 13204 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -2 | 60 10 | DAO | N25W78 | |
|
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Solar flares on this day | ||||
| C1.5 C1.3 | ||||
Region 13205 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 90 | CAO | S22W77 | |
|
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Region 13206 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 -10 | CAO | S22E33 | |
|
||||
Solar flares on this day | ||||
| C1.3 | ||||
Region 13207 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 130 70 | CAO | S12E59 | |
|
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Solar flares on this day | ||||
| C4.9 B9.8 B9.1 C3.1 C2.4 C1.5 | ||||
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | 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 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |