Viewing archive of Friday, 1 September 2017 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 62 3 | 0 -1 | B3.43 | C2.94 | 4 |
Sunspot regions
Region 12672 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -2 | 70 | DAO | N07W70 | |
|
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Region 12673 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 10 | HSX | S08E36 | |
|
||||
Region 12674 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 5 | 770 280 | EHO | N13E53 | |
|
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Solar flares on this day | ||||
| B6.83 B4.9 B6.31 B9.93 B4.85 C2.92 C1.12 B7.45 B6.34 C2.08 | ||||
Region 12675 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 30 | DRO | S07W24 | |
|
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |