Viewing archive of Monday, 17 March 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 |
|---|---|---|---|---|---|
| 189 -1 | 0 -1 | C1.26 | M1 | 11 | 1 |
Sunspot regions
Region 14018 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 -20 | HSX | S19W79 | |
|
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Region 14019 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 40 -80 | CAO | N06W65 | |
|
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Solar flares on this day | ||||
| C2.9 C6.6 C5.3 | ||||
Region 14020 |
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|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 -10 | HAX | N20W42 | |
|
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Solar flares on this day | ||||
| C2.1 | ||||
Region 14021 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 120 10 | CSO | S05W24 | |
|
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Region 14022 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 -3 | 30 -40 | DAO | N07W38 | |
|
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Region 14023 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 -10 | AXX | N25W19 | |
|
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Region 14025 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 2 | 90 40 | DSI | N11W26 | |
|
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Region 14028 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 17 5 | 100 -10 | DAI | S19E16 | |
|
||||
Solar flares on this day | ||||
| C7.8 C2.7 | ||||
Region 14030 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 70 -10 | HSX | S17E26 | |
|
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Region 14031 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 6 | 60 | DAI | N15W10 | |
|
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Solar flares on this day | ||||
| C1.8 | ||||
Region 14032 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N28E08 | |
|
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Region 14033 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | AXX | N24E37 | |
|
||||
Solar flares on this day | ||||
| C9.7 M0.9 | ||||
Region 14034 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 20 10 | CRO | S14E38 | |
|
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Solar flares on this day | ||||
| C2.4 C3.6 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 75 -3.2 |
| Last 30 days | 55.6 -70.1 |