Viewing archive of Friday, 28 March 2025 - Sunspot regions
| Sunspot number | New regions | Background flux | Maximum flux | C | M | X |
|---|---|---|---|---|---|---|
| 80 8 | 2 | C1.27 | X1.14 | 4 | 3 | 1 |
Sunspot regions
Region 14035 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 20 | CSO | N16W77 | |
|
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Region 14041 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 | AXX | N17W13 | |
|
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Region 14043 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -5 | 100 -10 | DAI | N14E14 | |
|
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Solar flares on this day | ||||
| C2.1 C1.8 C1.9 C3.5 | ||||
Region 14044 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 20 10 | CRO | N21E34 | |
|
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Region 14045 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HSX | S16E63 | |
|
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Region 14046 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 270 | CHO | N06E69 | |
|
||||
Solar flares on this day | ||||
| M1.0 | ||||
Region 14047 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | CRO | S16W10 | |
|
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All times in UTC
Current data suggests there is a moderate possibility for aurora to appear at the following high latitude regions in the near future
Fairbanks, AKCurrent data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Whitehorse, YTAnchorage, AK, Juneau, AK
Latest news
X1.1 solar flare
Coronal hole faces Earth
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
08:12 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 76GW at 08:57 UTC
02:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:45 UTC
Tuesday, 8 April 2025
23:57 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 00:44 UTC
22:42 UTC - Solar flare
Moderate M1.57 flare
22:24 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.52)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/08 | M1.5 |
| 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 | 148.6 +14.4 |
| Last 30 days | 137.1 -0.2 |