Viewing archive of Sunday, 17 April 2022 - 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 | X |
|---|---|---|---|---|---|---|
| 74 -4 | 0 -3 | C1.47 | X1.17 | 10 | 4 | 1 |
Sunspot regions
Region 12989 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 10 -10 | AXX | N18E05 | |
|
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Region 12990 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 1 | 60 | DAO | N16W07 | |
|
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Region 12991 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 50 -10 | HAX | S24E25 | |
|
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Region 12992 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 1 | 110 70 | DAO | S31W76 | |
|
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Solar flares on this day | ||||
| C7.7 C1.7 C6.2 M1.5 C3.2 M4.4 | ||||
Region 12993 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 2 | 400 100 | DHO | N22E61 | |
|
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Solar flares on this day | ||||
| C3.0 C3.1 C5.0 M1.89 | ||||
Region 12994 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 4 | 350 100 | EHO | N14E61 | |
|
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Solar flares on this day | ||||
| X1.1 C4.0 C2.7 | ||||
All times in UTC
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |