Viewing archive of Friday, 28 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 |
|---|---|---|---|---|
| 104 -25 | 2 2 | C1.7 | C5.24 | 9 |
Sunspot regions
Region 13998 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 | 320 | EKC | S14W98 | |
|
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Solar flares on this day | ||||
| C2.2 C3.4 C4.0 C3.3 | ||||
Region 14002 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | N13W58 | |
|
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Region 14004 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 | AXX | S14W07 | |
|
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Region 14006 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 -2 | 180 -170 | DAI | N18W03 | |
|
||||
Solar flares on this day | ||||
| C5.2 C2.8 | ||||
Region 14007 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 30 10 | DRO | S11W03 | |
|
||||
Solar flares on this day | ||||
| C4.3 C2.5 | ||||
Region 14008 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HRX | N05E28 | |
|
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Region 14009 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 20 | DAO | N11E24 | |
|
||||
Region 14010 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 20 | CRO | N24E35 | |
|
||||
Solar flares on this day | ||||
| C2.5 | ||||
All times in UTC
Latest news
Friday, 28 March 2025
X1.1 solar flare
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Coronal hole faces Earth
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Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
10:39 UTC - Solar flare
Moderate M1.52 flare from sunspot region 4055
10:24 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.52)
Monday, 14 April 2025
23:15 UTC - Geomagnetic activity
Active geomagnetic conditions (Kp4) Threshold Reached: 23:01 UTC
07:09 UTC - Solar flare
Moderate M4.28 flare from sunspot region 4055
06:48 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.53)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/14 | M4.2 |
| Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 128.8 -5.4 |
| Last 30 days | 129.1 -15.1 |