Viewing archive of Thursday, 13 February 2025 - 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 |
|---|---|---|---|---|---|
| 112 24 | 2 1 | C1.04 | M1.08 | 7 | 1 |
Sunspot regions
Region 13983 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 10 -10 | AXX | N06W67 | |
|
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Region 13986 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 120 -20 | HSX | N06W45 | |
|
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Region 13989 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 250 50 | HHX | N18E08 | |
|
||||
Solar flares on this day | ||||
| C1.9 | ||||
Region 13990 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 310 50 | CKI | S09E26 | |
|
||||
Solar flares on this day | ||||
| C2.6 C2.0 C9.0 | ||||
Region 13991 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 20 -10 | HRX | S12E44 | |
|
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Region 13992 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 5 | 210 60 | DAI | S06W26 | |
|
||||
Solar flares on this day | ||||
| C2.5 M1.0 C3.3 C3.2 | ||||
Region 13993 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 250 | HHX | N15E74 | |
|
||||
Region 13994 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 30 | DRO | S21E10 | |
|
||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |