Viewing archive of Saturday, 15 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 |
|---|---|---|---|---|
| 153 42 | 2 1 | C1.09 | C3.66 | 9 |
Sunspot regions
Region 13986 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 80 10 | HSX | N06W63 | |
|
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Region 13989 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 270 20 | HHX | N18W14 | |
|
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Region 13990 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 10 | 310 | CKI | S10W01 | |
|
||||
Solar flares on this day | ||||
| C1.5 | ||||
Region 13991 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 10 -10 | AXX | S12E17 | |
|
||||
Region 13992 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 -4 | 60 -30 | EAO | S07W55 | |
|
||||
Solar flares on this day | ||||
| C2.0 | ||||
Region 13993 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 220 | HSX | N15E47 | |
|
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Region 13994 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 3 | 30 | CRO | S19W18 | |
|
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Region 13995 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 20 -10 | CSO | S22W44 | |
|
||||
Region 13996 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 90 | ESO | S16E66 | |
|
||||
Solar flares on this day | ||||
| C3.1 C2.8 C1.6 C2.4 | ||||
Region 13997 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 | CAO | N03E42 | |
|
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Solar flares on this day | ||||
| C2.3 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 157.7 +65.9 |
| Last 30 days | 108.1 +9.9 |