Viewing archive of Saturday, 31 January 2015 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 153 -40 | 0 | B9 | C2.5 | 4 |
Sunspot regions
Region 12268 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 38 3 | 500 -10 | FHC | S10W31 | |
|
||||
Solar flares on this day | ||||
| C1.69 | ||||
Region 12271 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -7 | 230 60 | DAC | N17W58 | |
|
||||
Solar flares on this day | ||||
| C1.36 | ||||
Region 12272 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 20 | HAX | N12E05 | |
|
||||
Region 12273 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 -10 | CAO | S03W55 | |
|
||||
Region 12275 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -3 | 140 | DAO | S17W67 | |
|
||||
Solar flares on this day | ||||
| C2.32 | ||||
Region 12276 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -3 | 10 | BXO | S07W01 | |
|
||||
Region 12277 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 41 24 | 510 250 | FKC | N08E47 | |
|
||||
Solar flares on this day | ||||
| C1.42 | ||||
Region 12278 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -1 | 10 | BXO | S08E10 | |
|
||||
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.1 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 103.3 -49.2 |
| Last 30 days | 114 -43.9 |