Viewing archive of Sunday, 28 March 2004 - Sunspot regions
It appears that the image of the visible solar disk for this day in history is missing.
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 125 -4 | 1 -3 | B5.43 | C2.67 | 5 |
Sunspot regions
Region 10574 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -12 | 10 -60 | AXX | S05W83 | |
Region 10577 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -5 | 20 -40 | HSX | S02W54 | |
Region 10578 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -9 | 60 -90 | EAO | N15W47 | |
Region 10581 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -3 | 120 -20 | HSX | S04E39 | |
Region 10582 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 3 | 380 130 | EKO | N14E45 | |
Region 10583 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | N07W66 | |
Region 10584 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 30 | CSO | S13E21 | |
Region 10585 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 50 | DSO | S15E50 | |
Region 10586 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | S18W80 | |
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
Edmonton, AB, Gillam, MB, Saskatoon, SK, Whitehorse, YT, Yellowknife, NTAnchorage, AK, Juneau, AK
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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07:39 UTC - Solar flare
Moderate M1.03 flare from sunspot region 4055
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Moderate M1.27 flare
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Space weather facts
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| Last M-flare | 2025/04/11 | M1.0 |
| Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| April 2025 | 139.5 +5.3 |
| Last 30 days | 136.6 -3.5 |