Viewing archive of Wednesday, 18 June 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 |
|---|---|---|---|---|
| 120 23 | 1 1 | C1.38 | M1.5 | 20 |
Sunspot regions
Region 11114 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 29 | 200 | AXX | N17W28 | |
|
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Region 14111 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 2 | 70 | DAO | N15W51 | |
|
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Region 14113 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N10W36 | |
|
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Region 14114 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 32 | 360 30 | EKC | N18W26 | |
|
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Solar flares on this day | ||||
| C4.7 C2.1 C3.0 C2.0 C3.0 C4.1 | ||||
Region 14115 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 3 | 110 -10 | ESO | N20W15 | |
|
||||
Solar flares on this day | ||||
| C9.3 | ||||
Region 14116 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 40 -30 | CSO | S12W29 | |
|
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Region 14117 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 70 | DAI | S16E63 | |
|
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Solar flares on this day | ||||
| M1.5 C3.7 C4.1 C4.7 C3.9 C6.9 C5.2 C2.6 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| 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 | 175.4 +83.6 |
| Last 30 days | 106.4 +12.9 |